78664020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1311067}}^1$

素因数の和:1311079

約数の個数: 24

約数和(自身を含む): 220259424

約数和(自身を除く): 141595404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1311067, 2622134, 3933201, 5244268, 6555335, 7866402, 13110670, 15732804, 19666005, 26221340, 39332010, 78664020]

約数ペア:

[(1, 78664020), (2, 39332010), (3, 26221340), (4, 19666005), (5, 15732804), (6, 13110670), (10, 7866402), (12, 6555335), (15, 5244268), (20, 3933201), (30, 2622134), (60, 1311067)]