128153690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{809}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 276203520

約数和(自身を除く): 148049830

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 73, 146, 155, 217, 310, 365, 434, 511, 730, 809, 1022, 1085, 1618, 2170, 2263, 2555, 4045, 4526, 5110, 5663, 8090, 11315, 11326, 15841, 22630, 25079, 28315, 31682, 50158, 56630, 59057, 79205, 118114, 125395, 158410, 175553, 250790, 295285, 351106, 413399, 590570, 826798, 877765, 1755530, 1830767, 2066995, 3661534, 4133990, 9153835, 12815369, 18307670, 25630738, 64076845, 128153690]

約数ペア:

[(1, 128153690), (2, 64076845), (5, 25630738), (7, 18307670), (10, 12815369), (14, 9153835), (31, 4133990), (35, 3661534), (62, 2066995), (70, 1830767), (73, 1755530), (146, 877765), (155, 826798), (217, 590570), (310, 413399), (365, 351106), (434, 295285), (511, 250790), (730, 175553), (809, 158410), (1022, 125395), (1085, 118114), (1618, 79205), (2170, 59057), (2263, 56630), (2555, 50158), (4045, 31682), (4526, 28315), (5110, 25079), (5663, 22630), (8090, 15841), (11315, 11326)]