151909640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{80803}}^1$

素因数の和:80861

約数の個数: 32

約数和(自身を含む): 349073280

約数和(自身を除く): 197163640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 80803, 161606, 323212, 404015, 646424, 808030, 1616060, 3232120, 3797741, 7595482, 15190964, 18988705, 30381928, 37977410, 75954820, 151909640]

約数ペア:

[(1, 151909640), (2, 75954820), (4, 37977410), (5, 30381928), (8, 18988705), (10, 15190964), (20, 7595482), (40, 3797741), (47, 3232120), (94, 1616060), (188, 808030), (235, 646424), (376, 404015), (470, 323212), (940, 161606), (1880, 80803)]