397260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2207}}^1$

素因数の和:2222

約数の個数: 36

約数和(自身を含む): 1205568

約数和(自身を除く): 808308

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2207, 4414, 6621, 8828, 11035, 13242, 19863, 22070, 26484, 33105, 39726, 44140, 66210, 79452, 99315, 132420, 198630, 397260]

約数ペア:

[(1, 397260), (2, 198630), (3, 132420), (4, 99315), (5, 79452), (6, 66210), (9, 44140), (10, 39726), (12, 33105), (15, 26484), (18, 22070), (20, 19863), (30, 13242), (36, 11035), (45, 8828), (60, 6621), (90, 4414), (180, 2207)]