647572080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2698217}}^1$

素因数の和:2698233

約数の個数: 40

約数和(自身を含む): 2007474192

約数和(自身を除く): 1359902112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2698217, 5396434, 8094651, 10792868, 13491085, 16189302, 21585736, 26982170, 32378604, 40473255, 43171472, 53964340, 64757208, 80946510, 107928680, 129514416, 161893020, 215857360, 323786040, 647572080]

約数ペア:

[(1, 647572080), (2, 323786040), (3, 215857360), (4, 161893020), (5, 129514416), (6, 107928680), (8, 80946510), (10, 64757208), (12, 53964340), (15, 43171472), (16, 40473255), (20, 32378604), (24, 26982170), (30, 21585736), (40, 16189302), (48, 13491085), (60, 10792868), (80, 8094651), (120, 5396434), (240, 2698217)]