78121740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1302029}}^1$

素因数の和:1302041

約数の個数: 24

約数和(自身を含む): 218741040

約数和(自身を除く): 140619300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1302029, 2604058, 3906087, 5208116, 6510145, 7812174, 13020290, 15624348, 19530435, 26040580, 39060870, 78121740]

約数ペア:

[(1, 78121740), (2, 39060870), (3, 26040580), (4, 19530435), (5, 15624348), (6, 13020290), (10, 7812174), (12, 6510145), (15, 5208116), (20, 3906087), (30, 2604058), (60, 1302029)]