17871660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2309}}^1$

素因数の和:2367

約数の個数: 72

約数和(自身を含む): 55495440

約数和(自身を除く): 37623780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2309, 2580, 3870, 4618, 6927, 7740, 9236, 11545, 13854, 20781, 23090, 27708, 34635, 41562, 46180, 69270, 83124, 99287, 103905, 138540, 198574, 207810, 297861, 397148, 415620, 496435, 595722, 893583, 992870, 1191444, 1489305, 1787166, 1985740, 2978610, 3574332, 4467915, 5957220, 8935830, 17871660]

約数ペア:

[(1, 17871660), (2, 8935830), (3, 5957220), (4, 4467915), (5, 3574332), (6, 2978610), (9, 1985740), (10, 1787166), (12, 1489305), (15, 1191444), (18, 992870), (20, 893583), (30, 595722), (36, 496435), (43, 415620), (45, 397148), (60, 297861), (86, 207810), (90, 198574), (129, 138540), (172, 103905), (180, 99287), (215, 83124), (258, 69270), (387, 46180), (430, 41562), (516, 34635), (645, 27708), (774, 23090), (860, 20781), (1290, 13854), (1548, 11545), (1935, 9236), (2309, 7740), (2580, 6927), (3870, 4618)]