208756920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1739641}}^1$

素因数の和:1739655

約数の個数: 32

約数和(自身を含む): 626271120

約数和(自身を除く): 417514200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1739641, 3479282, 5218923, 6958564, 8698205, 10437846, 13917128, 17396410, 20875692, 26094615, 34792820, 41751384, 52189230, 69585640, 104378460, 208756920]

約数ペア:

[(1, 208756920), (2, 104378460), (3, 69585640), (4, 52189230), (5, 41751384), (6, 34792820), (8, 26094615), (10, 20875692), (12, 17396410), (15, 13917128), (20, 10437846), (24, 8698205), (30, 6958564), (40, 5218923), (60, 3479282), (120, 1739641)]