78121140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1302019}}^1$

素因数の和:1302031

約数の個数: 24

約数和(自身を含む): 218739360

約数和(自身を除く): 140618220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1302019, 2604038, 3906057, 5208076, 6510095, 7812114, 13020190, 15624228, 19530285, 26040380, 39060570, 78121140]

約数ペア:

[(1, 78121140), (2, 39060570), (3, 26040380), (4, 19530285), (5, 15624228), (6, 13020190), (10, 7812114), (12, 6510095), (15, 5208076), (20, 3906057), (30, 2604038), (60, 1302019)]