215859120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{899413}}^1$

素因数の和:899429

約数の個数: 40

約数和(自身を含む): 669164016

約数和(自身を除く): 453304896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 899413, 1798826, 2698239, 3597652, 4497065, 5396478, 7195304, 8994130, 10792956, 13491195, 14390608, 17988260, 21585912, 26982390, 35976520, 43171824, 53964780, 71953040, 107929560, 215859120]

約数ペア:

[(1, 215859120), (2, 107929560), (3, 71953040), (4, 53964780), (5, 43171824), (6, 35976520), (8, 26982390), (10, 21585912), (12, 17988260), (15, 14390608), (16, 13491195), (20, 10792956), (24, 8994130), (30, 7195304), (40, 5396478), (48, 4497065), (60, 3597652), (80, 2698239), (120, 1798826), (240, 899413)]