173880660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{20849}}^1$

素因数の和:21000

約数の個数: 48

約数和(自身を含む): 490392000

約数和(自身を除く): 316511340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 4170, 8340, 20849, 41698, 62547, 83396, 104245, 125094, 208490, 250188, 312735, 416980, 625470, 1250940, 2898011, 5796022, 8694033, 11592044, 14490055, 17388066, 28980110, 34776132, 43470165, 57960220, 86940330, 173880660]

約数ペア:

[(1, 173880660), (2, 86940330), (3, 57960220), (4, 43470165), (5, 34776132), (6, 28980110), (10, 17388066), (12, 14490055), (15, 11592044), (20, 8694033), (30, 5796022), (60, 2898011), (139, 1250940), (278, 625470), (417, 416980), (556, 312735), (695, 250188), (834, 208490), (1390, 125094), (1668, 104245), (2085, 83396), (2780, 62547), (4170, 41698), (8340, 20849)]