157640730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{653}}^1$

素因数の和:1295

約数の個数: 64

約数和(自身を含む): 408723840

約数和(自身を除く): 251083110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 619, 653, 1238, 1306, 1857, 1959, 3095, 3265, 3714, 3918, 6190, 6530, 8047, 8489, 9285, 9795, 16094, 16978, 18570, 19590, 24141, 25467, 40235, 42445, 48282, 50934, 80470, 84890, 120705, 127335, 241410, 254670, 404207, 808414, 1212621, 2021035, 2425242, 4042070, 5254691, 6063105, 10509382, 12126210, 15764073, 26273455, 31528146, 52546910, 78820365, 157640730]

約数ペア:

[(1, 157640730), (2, 78820365), (3, 52546910), (5, 31528146), (6, 26273455), (10, 15764073), (13, 12126210), (15, 10509382), (26, 6063105), (30, 5254691), (39, 4042070), (65, 2425242), (78, 2021035), (130, 1212621), (195, 808414), (390, 404207), (619, 254670), (653, 241410), (1238, 127335), (1306, 120705), (1857, 84890), (1959, 80470), (3095, 50934), (3265, 48282), (3714, 42445), (3918, 40235), (6190, 25467), (6530, 24141), (8047, 19590), (8489, 18570), (9285, 16978), (9795, 16094)]