A173340 - cp's OEIS frontend

A173340 Numbers n for which the factorial of the number of divisors of n is divisible by n.

n	a(n)
1	1
2	2
3	6
4	8
5	12
6	18
7	20
8	24
9	30
10	36
11	40
12	42
13	45
14	48
15	56
16	60
17	70
18	72
19	80
20	84
21	90
22	96
23	105
24	108
25	112
26	120
27	126
28	128
29	132
30	140
31	144
32	150
33	160
34	162
35	168
36	180
37	192
38	198
39	200
40	210
41	216
42	220
43	224
44	240
45	252
46	264
47	270
48	280
49	288
50	300
51	308
52	312
53	315
54	320
55	324
56	330
57	336
58	350
59	352
60	360
61	378
62	384
63	390
64	396
65	400
66	405
67	420
68	432
69	440

[1, 2, 6, 8, 12, 18, 20, 24, 30, 36, 40, 42, 45, 48, 56, 60, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 132, 140, 144, 150, 160, 162, 168, 180, 192, 198, 200, 210, 216, 220, 224, 240, 252, 264, 270, 280, 288, 300, 308, 312, 315, 320, 324, 330, 336, 350, 352, 360, 378, 384, 390, 396, 400, 405, 420, 432, 440]

cp's OEIS Frontend

A173340 Numbers n for which the factorial of the number of divisors of n is divisible by n.

Table of values

List of values

n	a(n)
1	1
2	2
3	6
4	8
5	12
6	18
7	20
8	24
9	30
10	36
11	40
12	42
13	45
14	48
15	56
16	60
17	70
18	72
19	80
20	84
21	90
22	96
23	105
24	108
25	112
26	120
27	126
28	128
29	132
30	140
31	144
32	150
33	160
34	162
35	168
36	180
37	192
38	198
39	200
40	210
41	216
42	220
43	224
44	240
45	252
46	264
47	270
48	280
49	288
50	300
51	308
52	312
53	315
54	320
55	324
56	330
57	336
58	350
59	352
60	360
61	378
62	384
63	390
64	396
65	400
66	405
67	420
68	432
69	440

n	a(n)
1	1
2	2
3	6
4	8
5	12
6	18
7	20
8	24
9	30
10	36
11	40
12	42
13	45
14	48
15	56
16	60
17	70
18	72
19	80
20	84
21	90
22	96
23	105
24	108
25	112
26	120
27	126
28	128
29	132
30	140
31	144
32	150
33	160
34	162
35	168
36	180
37	192
38	198
39	200
40	210
41	216
42	220
43	224
44	240
45	252
46	264
47	270
48	280
49	288
50	300
51	308
52	312
53	315
54	320
55	324
56	330
57	336
58	350
59	352
60	360
61	378
62	384
63	390
64	396
65	400
66	405
67	420
68	432
69	440

n	a(n)
1	1
2	2
3	6
4	8
5	12
6	18
7	20
8	24
9	30
10	36
11	40
12	42
13	45
14	48
15	56
16	60
17	70
18	72
19	80
20	84
21	90
22	96
23	105
24	108
25	112
26	120
27	126
28	128
29	132
30	140
31	144
32	150
33	160
34	162
35	168
36	180
37	192
38	198
39	200
40	210
41	216
42	220
43	224
44	240
45	252
46	264
47	270
48	280
49	288
50	300
51	308
52	312
53	315
54	320
55	324
56	330
57	336
58	350
59	352
60	360
61	378
62	384
63	390
64	396
65	400
66	405
67	420
68	432
69	440