648132720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{3989}}^1$

素因数の和:4682

約数の個数: 80

約数和(自身を含む): 2012683680

約数和(自身を除く): 1364550960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 677, 1354, 2031, 2708, 3385, 3989, 4062, 5416, 6770, 7978, 8124, 10155, 10832, 11967, 13540, 15956, 16248, 19945, 20310, 23934, 27080, 31912, 32496, 39890, 40620, 47868, 54160, 59835, 63824, 79780, 81240, 95736, 119670, 159560, 162480, 191472, 239340, 319120, 478680, 957360, 2700553, 5401106, 8101659, 10802212, 13502765, 16203318, 21604424, 27005530, 32406636, 40508295, 43208848, 54011060, 64813272, 81016590, 108022120, 129626544, 162033180, 216044240, 324066360, 648132720]

約数ペア:

[(1, 648132720), (2, 324066360), (3, 216044240), (4, 162033180), (5, 129626544), (6, 108022120), (8, 81016590), (10, 64813272), (12, 54011060), (15, 43208848), (16, 40508295), (20, 32406636), (24, 27005530), (30, 21604424), (40, 16203318), (48, 13502765), (60, 10802212), (80, 8101659), (120, 5401106), (240, 2700553), (677, 957360), (1354, 478680), (2031, 319120), (2708, 239340), (3385, 191472), (3989, 162480), (4062, 159560), (5416, 119670), (6770, 95736), (7978, 81240), (8124, 79780), (10155, 63824), (10832, 59835), (11967, 54160), (13540, 47868), (15956, 40620), (16248, 39890), (19945, 32496), (20310, 31912), (23934, 27080)]