A344103 - cp's OEIS frontend

A344103 a(n) is the smallest number k >= 1 with exactly n divisors d, for which sigma(k) is divisible by d*sigma(d).

n	a(n)
1	1
2	10
3	6
4	30
5	132
6	546
7	270
8	120
9	840
10	672
11	1560
12	3960
13	4320
14	6048
15	9120
16	16380
17	26208
18	12180
19	36540
20	37380
21	10920
22	55692
23	34440
24	68040
25	112140
26	51480
27	63840
28	103320
29	30240
30	219960
31	273000
32	209160
33	332640
34	191520
35	1136520
36	393120
37	594720
38	1389960
39	1239840

[1, 10, 6, 30, 132, 546, 270, 120, 840, 672, 1560, 3960, 4320, 6048, 9120, 16380, 26208, 12180, 36540, 37380, 10920, 55692, 34440, 68040, 112140, 51480, 63840, 103320, 30240, 219960, 273000, 209160, 332640, 191520, 1136520, 393120, 594720, 1389960, 1239840]

cp's OEIS Frontend

A344103 a(n) is the smallest number k >= 1 with exactly n divisors d, for which sigma(k) is divisible by d*sigma(d).

Table of values

List of values