78506040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2131}}^1$

素因数の和:2452

約数の個数: 64

約数和(自身を含む): 236396160

約数和(自身を除く): 157890120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 307, 614, 921, 1228, 1535, 1842, 2131, 2456, 3070, 3684, 4262, 4605, 6140, 6393, 7368, 8524, 9210, 10655, 12280, 12786, 17048, 18420, 21310, 25572, 31965, 36840, 42620, 51144, 63930, 85240, 127860, 255720, 654217, 1308434, 1962651, 2616868, 3271085, 3925302, 5233736, 6542170, 7850604, 9813255, 13084340, 15701208, 19626510, 26168680, 39253020, 78506040]

約数ペア:

[(1, 78506040), (2, 39253020), (3, 26168680), (4, 19626510), (5, 15701208), (6, 13084340), (8, 9813255), (10, 7850604), (12, 6542170), (15, 5233736), (20, 3925302), (24, 3271085), (30, 2616868), (40, 1962651), (60, 1308434), (120, 654217), (307, 255720), (614, 127860), (921, 85240), (1228, 63930), (1535, 51144), (1842, 42620), (2131, 36840), (2456, 31965), (3070, 25572), (3684, 21310), (4262, 18420), (4605, 17048), (6140, 12786), (6393, 12280), (7368, 10655), (8524, 9210)]