77715780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1295263}}^1$

素因数の和:1295275

約数の個数: 24

約数和(自身を含む): 217604352

約数和(自身を除く): 139888572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1295263, 2590526, 3885789, 5181052, 6476315, 7771578, 12952630, 15543156, 19428945, 25905260, 38857890, 77715780]

約数ペア:

[(1, 77715780), (2, 38857890), (3, 25905260), (4, 19428945), (5, 15543156), (6, 12952630), (10, 7771578), (12, 6476315), (15, 5181052), (20, 3885789), (30, 2590526), (60, 1295263)]