764489940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1879}}^1\times {\mathrm{6781}}^1$

素因数の和:8672

約数の個数: 48

約数和(自身を含む): 2142026880

約数和(自身を除く): 1377536940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1879, 3758, 5637, 6781, 7516, 9395, 11274, 13562, 18790, 20343, 22548, 27124, 28185, 33905, 37580, 40686, 56370, 67810, 81372, 101715, 112740, 135620, 203430, 406860, 12741499, 25482998, 38224497, 50965996, 63707495, 76448994, 127414990, 152897988, 191122485, 254829980, 382244970, 764489940]

約数ペア:

[(1, 764489940), (2, 382244970), (3, 254829980), (4, 191122485), (5, 152897988), (6, 127414990), (10, 76448994), (12, 63707495), (15, 50965996), (20, 38224497), (30, 25482998), (60, 12741499), (1879, 406860), (3758, 203430), (5637, 135620), (6781, 112740), (7516, 101715), (9395, 81372), (11274, 67810), (13562, 56370), (18790, 40686), (20343, 37580), (22548, 33905), (27124, 28185)]