78718020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1311967}}^1$

素因数の和:1311979

約数の個数: 24

約数和(自身を含む): 220410624

約数和(自身を除く): 141692604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1311967, 2623934, 3935901, 5247868, 6559835, 7871802, 13119670, 15743604, 19679505, 26239340, 39359010, 78718020]

約数ペア:

[(1, 78718020), (2, 39359010), (3, 26239340), (4, 19679505), (5, 15743604), (6, 13119670), (10, 7871802), (12, 6559835), (15, 5247868), (20, 3935901), (30, 2623934), (60, 1311967)]