128348580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2139143}}^1$

素因数の和:2139155

約数の個数: 24

約数和(自身を含む): 359376192

約数和(自身を除く): 231027612

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2139143, 4278286, 6417429, 8556572, 10695715, 12834858, 21391430, 25669716, 32087145, 42782860, 64174290, 128348580]

約数ペア:

[(1, 128348580), (2, 64174290), (3, 42782860), (4, 32087145), (5, 25669716), (6, 21391430), (10, 12834858), (12, 10695715), (15, 8556572), (20, 6417429), (30, 4278286), (60, 2139143)]