31322460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3089}}^1$

素因数の和:3127

約数の個数: 72

約数和(自身を含む): 94998960

約数和(自身を除く): 63676500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3089, 3380, 5070, 6178, 9267, 10140, 12356, 15445, 18534, 30890, 37068, 40157, 46335, 61780, 80314, 92670, 120471, 160628, 185340, 200785, 240942, 401570, 481884, 522041, 602355, 803140, 1044082, 1204710, 1566123, 2088164, 2409420, 2610205, 3132246, 5220410, 6264492, 7830615, 10440820, 15661230, 31322460]

約数ペア:

[(1, 31322460), (2, 15661230), (3, 10440820), (4, 7830615), (5, 6264492), (6, 5220410), (10, 3132246), (12, 2610205), (13, 2409420), (15, 2088164), (20, 1566123), (26, 1204710), (30, 1044082), (39, 803140), (52, 602355), (60, 522041), (65, 481884), (78, 401570), (130, 240942), (156, 200785), (169, 185340), (195, 160628), (260, 120471), (338, 92670), (390, 80314), (507, 61780), (676, 46335), (780, 40157), (845, 37068), (1014, 30890), (1690, 18534), (2028, 15445), (2535, 12356), (3089, 10140), (3380, 9267), (5070, 6178)]