128932620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2148877}}^1$

素因数の和:2148889

約数の個数: 24

約数和(自身を含む): 361011504

約数和(自身を除く): 232078884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2148877, 4297754, 6446631, 8595508, 10744385, 12893262, 21488770, 25786524, 32233155, 42977540, 64466310, 128932620]

約数ペア:

[(1, 128932620), (2, 64466310), (3, 42977540), (4, 32233155), (5, 25786524), (6, 21488770), (10, 12893262), (12, 10744385), (15, 8595508), (20, 6446631), (30, 4297754), (60, 2148877)]