120876080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1637}}^1$

素因数の和:1734

約数の個数: 80

約数和(自身を含む): 307105344

約数和(自身を除く): 186229264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 923, 1040, 1136, 1420, 1637, 1846, 2840, 3274, 3692, 4615, 5680, 6548, 7384, 8185, 9230, 13096, 14768, 16370, 18460, 21281, 26192, 32740, 36920, 42562, 65480, 73840, 85124, 106405, 116227, 130960, 170248, 212810, 232454, 340496, 425620, 464908, 581135, 851240, 929816, 1162270, 1510951, 1702480, 1859632, 2324540, 3021902, 4649080, 6043804, 7554755, 9298160, 12087608, 15109510, 24175216, 30219020, 60438040, 120876080]

約数ペア:

[(1, 120876080), (2, 60438040), (4, 30219020), (5, 24175216), (8, 15109510), (10, 12087608), (13, 9298160), (16, 7554755), (20, 6043804), (26, 4649080), (40, 3021902), (52, 2324540), (65, 1859632), (71, 1702480), (80, 1510951), (104, 1162270), (130, 929816), (142, 851240), (208, 581135), (260, 464908), (284, 425620), (355, 340496), (520, 232454), (568, 212810), (710, 170248), (923, 130960), (1040, 116227), (1136, 106405), (1420, 85124), (1637, 73840), (1846, 65480), (2840, 42562), (3274, 36920), (3692, 32740), (4615, 26192), (5680, 21281), (6548, 18460), (7384, 16370), (8185, 14768), (9230, 13096)]