90814440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 128

約数和(自身を含む): 282268800

約数和(自身を除く): 191454360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 109, 120, 131, 159, 212, 218, 262, 265, 318, 327, 393, 424, 436, 524, 530, 545, 636, 654, 655, 786, 795, 872, 1048, 1060, 1090, 1272, 1308, 1310, 1572, 1590, 1635, 1965, 2120, 2180, 2616, 2620, 3144, 3180, 3270, 3930, 4360, 5240, 5777, 6360, 6540, 6943, 7860, 11554, 13080, 13886, 14279, 15720, 17331, 20829, 23108, 27772, 28558, 28885, 34662, 34715, 41658, 42837, 46216, 55544, 57116, 57770, 69324, 69430, 71395, 83316, 85674, 86655, 104145, 114232, 115540, 138648, 138860, 142790, 166632, 171348, 173310, 208290, 214185, 231080, 277720, 285580, 342696, 346620, 416580, 428370, 571160, 693240, 756787, 833160, 856740, 1513574, 1713480, 2270361, 3027148, 3783935, 4540722, 6054296, 7567870, 9081444, 11351805, 15135740, 18162888, 22703610, 30271480, 45407220, 90814440]

約数ペア:

[(1, 90814440), (2, 45407220), (3, 30271480), (4, 22703610), (5, 18162888), (6, 15135740), (8, 11351805), (10, 9081444), (12, 7567870), (15, 6054296), (20, 4540722), (24, 3783935), (30, 3027148), (40, 2270361), (53, 1713480), (60, 1513574), (106, 856740), (109, 833160), (120, 756787), (131, 693240), (159, 571160), (212, 428370), (218, 416580), (262, 346620), (265, 342696), (318, 285580), (327, 277720), (393, 231080), (424, 214185), (436, 208290), (524, 173310), (530, 171348), (545, 166632), (636, 142790), (654, 138860), (655, 138648), (786, 115540), (795, 114232), (872, 104145), (1048, 86655), (1060, 85674), (1090, 83316), (1272, 71395), (1308, 69430), (1310, 69324), (1572, 57770), (1590, 57116), (1635, 55544), (1965, 46216), (2120, 42837), (2180, 41658), (2616, 34715), (2620, 34662), (3144, 28885), (3180, 28558), (3270, 27772), (3930, 23108), (4360, 20829), (5240, 17331), (5777, 15720), (6360, 14279), (6540, 13886), (6943, 13080), (7860, 11554)]