280672080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89959}}^1$

素因数の和:89988

約数の個数: 80

約数和(自身を含む): 937023360

約数和(自身を除く): 656351280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 89959, 179918, 269877, 359836, 449795, 539754, 719672, 899590, 1079508, 1169467, 1349385, 1439344, 1799180, 2159016, 2338934, 2698770, 3508401, 3598360, 4318032, 4677868, 5397540, 5847335, 7016802, 7196720, 9355736, 10795080, 11694670, 14033604, 17542005, 18711472, 21590160, 23389340, 28067208, 35084010, 46778680, 56134416, 70168020, 93557360, 140336040, 280672080]

約数ペア:

[(1, 280672080), (2, 140336040), (3, 93557360), (4, 70168020), (5, 56134416), (6, 46778680), (8, 35084010), (10, 28067208), (12, 23389340), (13, 21590160), (15, 18711472), (16, 17542005), (20, 14033604), (24, 11694670), (26, 10795080), (30, 9355736), (39, 7196720), (40, 7016802), (48, 5847335), (52, 5397540), (60, 4677868), (65, 4318032), (78, 3598360), (80, 3508401), (104, 2698770), (120, 2338934), (130, 2159016), (156, 1799180), (195, 1439344), (208, 1349385), (240, 1169467), (260, 1079508), (312, 899590), (390, 719672), (520, 539754), (624, 449795), (780, 359836), (1040, 269877), (1560, 179918), (3120, 89959)]