205360080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{855667}}^1$

素因数の和:855683

約数の個数: 40

約数和(自身を含む): 636616992

約数和(自身を除く): 431256912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 855667, 1711334, 2567001, 3422668, 4278335, 5134002, 6845336, 8556670, 10268004, 12835005, 13690672, 17113340, 20536008, 25670010, 34226680, 41072016, 51340020, 68453360, 102680040, 205360080]

約数ペア:

[(1, 205360080), (2, 102680040), (3, 68453360), (4, 51340020), (5, 41072016), (6, 34226680), (8, 25670010), (10, 20536008), (12, 17113340), (15, 13690672), (16, 12835005), (20, 10268004), (24, 8556670), (30, 6845336), (40, 5134002), (48, 4278335), (60, 3422668), (80, 2567001), (120, 1711334), (240, 855667)]