128427960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1070233}}^1$

素因数の和:1070247

約数の個数: 32

約数和(自身を含む): 385284240

約数和(自身を除く): 256856280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1070233, 2140466, 3210699, 4280932, 5351165, 6421398, 8561864, 10702330, 12842796, 16053495, 21404660, 25685592, 32106990, 42809320, 64213980, 128427960]

約数ペア:

[(1, 128427960), (2, 64213980), (3, 42809320), (4, 32106990), (5, 25685592), (6, 21404660), (8, 16053495), (10, 12842796), (12, 10702330), (15, 8561864), (20, 6421398), (24, 5351165), (30, 4280932), (40, 3210699), (60, 2140466), (120, 1070233)]