220115640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4357}}^1$

素因数の和:4792

約数の個数: 64

約数和(自身を含む): 662067360

約数和(自身を除く): 441951720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 421, 842, 1263, 1684, 2105, 2526, 3368, 4210, 4357, 5052, 6315, 8420, 8714, 10104, 12630, 13071, 16840, 17428, 21785, 25260, 26142, 34856, 43570, 50520, 52284, 65355, 87140, 104568, 130710, 174280, 261420, 522840, 1834297, 3668594, 5502891, 7337188, 9171485, 11005782, 14674376, 18342970, 22011564, 27514455, 36685940, 44023128, 55028910, 73371880, 110057820, 220115640]

約数ペア:

[(1, 220115640), (2, 110057820), (3, 73371880), (4, 55028910), (5, 44023128), (6, 36685940), (8, 27514455), (10, 22011564), (12, 18342970), (15, 14674376), (20, 11005782), (24, 9171485), (30, 7337188), (40, 5502891), (60, 3668594), (120, 1834297), (421, 522840), (842, 261420), (1263, 174280), (1684, 130710), (2105, 104568), (2526, 87140), (3368, 65355), (4210, 52284), (4357, 50520), (5052, 43570), (6315, 34856), (8420, 26142), (8714, 25260), (10104, 21785), (12630, 17428), (13071, 16840)]