31328040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3677}}^1$

素因数の和:3762

約数の個数: 64

約数和(自身を含む): 95333760

約数和(自身を除く): 64005720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 3677, 4260, 7354, 8520, 11031, 14708, 18385, 22062, 29416, 36770, 44124, 55155, 73540, 88248, 110310, 147080, 220620, 261067, 441240, 522134, 783201, 1044268, 1305335, 1566402, 2088536, 2610670, 3132804, 3916005, 5221340, 6265608, 7832010, 10442680, 15664020, 31328040]

約数ペア:

[(1, 31328040), (2, 15664020), (3, 10442680), (4, 7832010), (5, 6265608), (6, 5221340), (8, 3916005), (10, 3132804), (12, 2610670), (15, 2088536), (20, 1566402), (24, 1305335), (30, 1044268), (40, 783201), (60, 522134), (71, 441240), (120, 261067), (142, 220620), (213, 147080), (284, 110310), (355, 88248), (426, 73540), (568, 55155), (710, 44124), (852, 36770), (1065, 29416), (1420, 22062), (1704, 18385), (2130, 14708), (2840, 11031), (3677, 8520), (4260, 7354)]