206857620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1149209}}^1$

素因数の和:1149224

約数の個数: 36

約数和(自身を含む): 627468660

約数和(自身を除く): 420611040

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1149209, 2298418, 3447627, 4596836, 5746045, 6895254, 10342881, 11492090, 13790508, 17238135, 20685762, 22984180, 34476270, 41371524, 51714405, 68952540, 103428810, 206857620]

約数ペア:

[(1, 206857620), (2, 103428810), (3, 68952540), (4, 51714405), (5, 41371524), (6, 34476270), (9, 22984180), (10, 20685762), (12, 17238135), (15, 13790508), (18, 11492090), (20, 10342881), (30, 6895254), (36, 5746045), (45, 4596836), (60, 3447627), (90, 2298418), (180, 1149209)]