121215180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2020253}}^1$

素因数の和:2020265

約数の個数: 24

約数和(自身を含む): 339402672

約数和(自身を除く): 218187492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2020253, 4040506, 6060759, 8081012, 10101265, 12121518, 20202530, 24243036, 30303795, 40405060, 60607590, 121215180]

約数ペア:

[(1, 121215180), (2, 60607590), (3, 40405060), (4, 30303795), (5, 24243036), (6, 20202530), (10, 12121518), (12, 10101265), (15, 8081012), (20, 6060759), (30, 4040506), (60, 2020253)]