215680560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{898669}}^1$

素因数の和:898685

約数の個数: 40

約数和(自身を含む): 668610480

約数和(自身を除く): 452929920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 898669, 1797338, 2696007, 3594676, 4493345, 5392014, 7189352, 8986690, 10784028, 13480035, 14378704, 17973380, 21568056, 26960070, 35946760, 43136112, 53920140, 71893520, 107840280, 215680560]

約数ペア:

[(1, 215680560), (2, 107840280), (3, 71893520), (4, 53920140), (5, 43136112), (6, 35946760), (8, 26960070), (10, 21568056), (12, 17973380), (15, 14378704), (16, 13480035), (20, 10784028), (24, 8986690), (30, 7189352), (40, 5392014), (48, 4493345), (60, 3594676), (80, 2696007), (120, 1797338), (240, 898669)]