81158460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1352641}}^1$

素因数の和:1352653

約数の個数: 24

約数和(自身を含む): 227243856

約数和(自身を除く): 146085396

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1352641, 2705282, 4057923, 5410564, 6763205, 8115846, 13526410, 16231692, 20289615, 27052820, 40579230, 81158460]

約数ペア:

[(1, 81158460), (2, 40579230), (3, 27052820), (4, 20289615), (5, 16231692), (6, 13526410), (10, 8115846), (12, 6763205), (15, 5410564), (20, 4057923), (30, 2705282), (60, 1352641)]