155521320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1296011}}^1$

素因数の和:1296025

約数の個数: 32

約数和(自身を含む): 466564320

約数和(自身を除く): 311043000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1296011, 2592022, 3888033, 5184044, 6480055, 7776066, 10368088, 12960110, 15552132, 19440165, 25920220, 31104264, 38880330, 51840440, 77760660, 155521320]

約数ペア:

[(1, 155521320), (2, 77760660), (3, 51840440), (4, 38880330), (5, 31104264), (6, 25920220), (8, 19440165), (10, 15552132), (12, 12960110), (15, 10368088), (20, 7776066), (24, 6480055), (30, 5184044), (40, 3888033), (60, 2592022), (120, 1296011)]