138750660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{770837}}^1$

素因数の和:770852

約数の個数: 36

約数和(自身を含む): 420877548

約数和(自身を除く): 282126888

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 770837, 1541674, 2312511, 3083348, 3854185, 4625022, 6937533, 7708370, 9250044, 11562555, 13875066, 15416740, 23125110, 27750132, 34687665, 46250220, 69375330, 138750660]

約数ペア:

[(1, 138750660), (2, 69375330), (3, 46250220), (4, 34687665), (5, 27750132), (6, 23125110), (9, 15416740), (10, 13875066), (12, 11562555), (15, 9250044), (18, 7708370), (20, 6937533), (30, 4625022), (36, 3854185), (45, 3083348), (60, 2312511), (90, 1541674), (180, 770837)]