A307980 - cp's OEIS frontend

A307980 Numbers k whose number of divisors is the square of the number of decimal digits of k.

n	a(n)
1	1
2	10
3	14
4	15
5	21
6	22
7	26
8	27
9	33
10	34
11	35
12	38
13	39
14	46
15	51
16	55
17	57
18	58
19	62
20	65
21	69
22	74
23	77
24	82
25	85
26	86
27	87
28	91
29	93
30	94
31	95
32	100
33	196
34	225
35	256
36	441
37	484
38	676
39	1000
40	1026
41	1032
42	1064
43	1110
44	1122
45	1128
46	1144
47	1155
48	1160
49	1190
50	1218
51	1230
52	1240
53	1242
54	1254
55	1272
56	1288
57	1290
58	1302
59	1326
60	1330
61	1365
62	1408

[1, 10, 14, 15, 21, 22, 26, 27, 33, 34, 35, 38, 39, 46, 51, 55, 57, 58, 62, 65, 69, 74, 77, 82, 85, 86, 87, 91, 93, 94, 95, 100, 196, 225, 256, 441, 484, 676, 1000, 1026, 1032, 1064, 1110, 1122, 1128, 1144, 1155, 1160, 1190, 1218, 1230, 1240, 1242, 1254, 1272, 1288, 1290, 1302, 1326, 1330, 1365, 1408]

cp's OEIS Frontend

A307980 Numbers k whose number of divisors is the square of the number of decimal digits of k.

Table of values

List of values