90153840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:647

約数の個数: 160

約数和(自身を含む): 323122176

約数和(自身を除く): 232968336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 103, 105, 112, 120, 140, 168, 206, 210, 240, 280, 309, 336, 412, 420, 515, 521, 560, 618, 721, 824, 840, 1030, 1042, 1236, 1442, 1545, 1563, 1648, 1680, 2060, 2084, 2163, 2472, 2605, 2884, 3090, 3126, 3605, 3647, 4120, 4168, 4326, 4944, 5210, 5768, 6180, 6252, 7210, 7294, 7815, 8240, 8336, 8652, 10420, 10815, 10941, 11536, 12360, 12504, 14420, 14588, 15630, 17304, 18235, 20840, 21630, 21882, 24720, 25008, 28840, 29176, 31260, 34608, 36470, 41680, 43260, 43764, 53663, 54705, 57680, 58352, 62520, 72940, 86520, 87528, 107326, 109410, 125040, 145880, 160989, 173040, 175056, 214652, 218820, 268315, 291760, 321978, 375641, 429304, 437640, 536630, 643956, 751282, 804945, 858608, 875280, 1073260, 1126923, 1287912, 1502564, 1609890, 1878205, 2146520, 2253846, 2575824, 3005128, 3219780, 3756410, 4293040, 4507692, 5634615, 6010256, 6439560, 7512820, 9015384, 11269230, 12879120, 15025640, 18030768, 22538460, 30051280, 45076920, 90153840]

約数ペア:

[(1, 90153840), (2, 45076920), (3, 30051280), (4, 22538460), (5, 18030768), (6, 15025640), (7, 12879120), (8, 11269230), (10, 9015384), (12, 7512820), (14, 6439560), (15, 6010256), (16, 5634615), (20, 4507692), (21, 4293040), (24, 3756410), (28, 3219780), (30, 3005128), (35, 2575824), (40, 2253846), (42, 2146520), (48, 1878205), (56, 1609890), (60, 1502564), (70, 1287912), (80, 1126923), (84, 1073260), (103, 875280), (105, 858608), (112, 804945), (120, 751282), (140, 643956), (168, 536630), (206, 437640), (210, 429304), (240, 375641), (280, 321978), (309, 291760), (336, 268315), (412, 218820), (420, 214652), (515, 175056), (521, 173040), (560, 160989), (618, 145880), (721, 125040), (824, 109410), (840, 107326), (1030, 87528), (1042, 86520), (1236, 72940), (1442, 62520), (1545, 58352), (1563, 57680), (1648, 54705), (1680, 53663), (2060, 43764), (2084, 43260), (2163, 41680), (2472, 36470), (2605, 34608), (2884, 31260), (3090, 29176), (3126, 28840), (3605, 25008), (3647, 24720), (4120, 21882), (4168, 21630), (4326, 20840), (4944, 18235), (5210, 17304), (5768, 15630), (6180, 14588), (6252, 14420), (7210, 12504), (7294, 12360), (7815, 11536), (8240, 10941), (8336, 10815), (8652, 10420)]