17881740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2423}}^1$

素因数の和:2479

約数の個数: 72

約数和(自身を含む): 55587168

約数和(自身を除く): 37705428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 164, 180, 205, 246, 369, 410, 492, 615, 738, 820, 1230, 1476, 1845, 2423, 2460, 3690, 4846, 7269, 7380, 9692, 12115, 14538, 21807, 24230, 29076, 36345, 43614, 48460, 72690, 87228, 99343, 109035, 145380, 198686, 218070, 298029, 397372, 436140, 496715, 596058, 894087, 993430, 1192116, 1490145, 1788174, 1986860, 2980290, 3576348, 4470435, 5960580, 8940870, 17881740]

約数ペア:

[(1, 17881740), (2, 8940870), (3, 5960580), (4, 4470435), (5, 3576348), (6, 2980290), (9, 1986860), (10, 1788174), (12, 1490145), (15, 1192116), (18, 993430), (20, 894087), (30, 596058), (36, 496715), (41, 436140), (45, 397372), (60, 298029), (82, 218070), (90, 198686), (123, 145380), (164, 109035), (180, 99343), (205, 87228), (246, 72690), (369, 48460), (410, 43614), (492, 36345), (615, 29076), (738, 24230), (820, 21807), (1230, 14538), (1476, 12115), (1845, 9692), (2423, 7380), (2460, 7269), (3690, 4846)]