261234840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2176957}}^1$

素因数の和:2176971

約数の個数: 32

約数和(自身を含む): 783704880

約数和(自身を除く): 522470040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2176957, 4353914, 6530871, 8707828, 10884785, 13061742, 17415656, 21769570, 26123484, 32654355, 43539140, 52246968, 65308710, 87078280, 130617420, 261234840]

約数ペア:

[(1, 261234840), (2, 130617420), (3, 87078280), (4, 65308710), (5, 52246968), (6, 43539140), (8, 32654355), (10, 26123484), (12, 21769570), (15, 17415656), (20, 13061742), (24, 10884785), (30, 8707828), (40, 6530871), (60, 4353914), (120, 2176957)]