128017860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2133631}}^1$

素因数の和:2133643

約数の個数: 24

約数和(自身を含む): 358450176

約数和(自身を除く): 230432316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2133631, 4267262, 6400893, 8534524, 10668155, 12801786, 21336310, 25603572, 32004465, 42672620, 64008930, 128017860]

約数ペア:

[(1, 128017860), (2, 64008930), (3, 42672620), (4, 32004465), (5, 25603572), (6, 21336310), (10, 12801786), (12, 10668155), (15, 8534524), (20, 6400893), (30, 4267262), (60, 2133631)]