72870660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{404837}}^1$

素因数の和:404852

約数の個数: 36

約数和(自身を含む): 221041548

約数和(自身を除く): 148170888

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 404837, 809674, 1214511, 1619348, 2024185, 2429022, 3643533, 4048370, 4858044, 6072555, 7287066, 8096740, 12145110, 14574132, 18217665, 24290220, 36435330, 72870660]

約数ペア:

[(1, 72870660), (2, 36435330), (3, 24290220), (4, 18217665), (5, 14574132), (6, 12145110), (9, 8096740), (10, 7287066), (12, 6072555), (15, 4858044), (18, 4048370), (20, 3643533), (30, 2429022), (36, 2024185), (45, 1619348), (60, 1214511), (90, 809674), (180, 404837)]