218443020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3640717}}^1$

素因数の和:3640729

約数の個数: 24

約数和(自身を含む): 611640624

約数和(自身を除く): 393197604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3640717, 7281434, 10922151, 14562868, 18203585, 21844302, 36407170, 43688604, 54610755, 72814340, 109221510, 218443020]

約数ペア:

[(1, 218443020), (2, 109221510), (3, 72814340), (4, 54610755), (5, 43688604), (6, 36407170), (10, 21844302), (12, 18203585), (15, 14562868), (20, 10922151), (30, 7281434), (60, 3640717)]