168561320

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{22063}}^1$

素因数の和:22265

約数の個数: 32

約数和(自身を含む): 381265920

約数和(自身を除く): 212704600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 22063, 44126, 88252, 110315, 176504, 220630, 441260, 882520, 4214033, 8428066, 16856132, 21070165, 33712264, 42140330, 84280660, 168561320]

約数ペア:

[(1, 168561320), (2, 84280660), (4, 42140330), (5, 33712264), (8, 21070165), (10, 16856132), (20, 8428066), (40, 4214033), (191, 882520), (382, 441260), (764, 220630), (955, 176504), (1528, 110315), (1910, 88252), (3820, 44126), (7640, 22063)]