208027620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1155709}}^1$

素因数の和:1155724

約数の個数: 36

約数和(自身を含む): 631017660

約数和(自身を除く): 422990040

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1155709, 2311418, 3467127, 4622836, 5778545, 6934254, 10401381, 11557090, 13868508, 17335635, 20802762, 23114180, 34671270, 41605524, 52006905, 69342540, 104013810, 208027620]

約数ペア:

[(1, 208027620), (2, 104013810), (3, 69342540), (4, 52006905), (5, 41605524), (6, 34671270), (9, 23114180), (10, 20802762), (12, 17335635), (15, 13868508), (18, 11557090), (20, 10401381), (30, 6934254), (36, 5778545), (45, 4622836), (60, 3467127), (90, 2311418), (180, 1155709)]