64718760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{539323}}^1$

素因数の和:539337

約数の個数: 32

約数和(自身を含む): 194156640

約数和(自身を除く): 129437880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 539323, 1078646, 1617969, 2157292, 2696615, 3235938, 4314584, 5393230, 6471876, 8089845, 10786460, 12943752, 16179690, 21572920, 32359380, 64718760]

約数ペア:

[(1, 64718760), (2, 32359380), (3, 21572920), (4, 16179690), (5, 12943752), (6, 10786460), (8, 8089845), (10, 6471876), (12, 5393230), (15, 4314584), (20, 3235938), (24, 2696615), (30, 2157292), (40, 1617969), (60, 1078646), (120, 539323)]