65989680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{274957}}^1$

素因数の和:274973

約数の個数: 40

約数和(自身を含む): 204568752

約数和(自身を除く): 138579072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 274957, 549914, 824871, 1099828, 1374785, 1649742, 2199656, 2749570, 3299484, 4124355, 4399312, 5499140, 6598968, 8248710, 10998280, 13197936, 16497420, 21996560, 32994840, 65989680]

約数ペア:

[(1, 65989680), (2, 32994840), (3, 21996560), (4, 16497420), (5, 13197936), (6, 10998280), (8, 8248710), (10, 6598968), (12, 5499140), (15, 4399312), (16, 4124355), (20, 3299484), (24, 2749570), (30, 2199656), (40, 1649742), (48, 1374785), (60, 1099828), (80, 824871), (120, 549914), (240, 274957)]