81579330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{129491}}^1$

素因数の和:129511

約数の個数: 48

約数和(自身を含む): 242409024

約数和(自身を除く): 160829694

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 129491, 258982, 388473, 647455, 776946, 906437, 1165419, 1294910, 1812874, 1942365, 2330838, 2719311, 3884730, 4532185, 5438622, 5827095, 8157933, 9064370, 11654190, 13596555, 16315866, 27193110, 40789665, 81579330]

約数ペア:

[(1, 81579330), (2, 40789665), (3, 27193110), (5, 16315866), (6, 13596555), (7, 11654190), (9, 9064370), (10, 8157933), (14, 5827095), (15, 5438622), (18, 4532185), (21, 3884730), (30, 2719311), (35, 2330838), (42, 1942365), (45, 1812874), (63, 1294910), (70, 1165419), (90, 906437), (105, 776946), (126, 647455), (210, 388473), (315, 258982), (630, 129491)]