390245640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{75629}}^1$

素因数の和:75686

約数の個数: 64

約数和(自身を含む): 1197979200

約数和(自身を除く): 807733560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 75629, 151258, 226887, 302516, 378145, 453774, 605032, 756290, 907548, 1134435, 1512580, 1815096, 2268870, 3025160, 3252047, 4537740, 6504094, 9075480, 9756141, 13008188, 16260235, 19512282, 26016376, 32520470, 39024564, 48780705, 65040940, 78049128, 97561410, 130081880, 195122820, 390245640]

約数ペア:

[(1, 390245640), (2, 195122820), (3, 130081880), (4, 97561410), (5, 78049128), (6, 65040940), (8, 48780705), (10, 39024564), (12, 32520470), (15, 26016376), (20, 19512282), (24, 16260235), (30, 13008188), (40, 9756141), (43, 9075480), (60, 6504094), (86, 4537740), (120, 3252047), (129, 3025160), (172, 2268870), (215, 1815096), (258, 1512580), (344, 1134435), (430, 907548), (516, 756290), (645, 605032), (860, 453774), (1032, 378145), (1290, 302516), (1720, 226887), (2580, 151258), (5160, 75629)]