79018020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{438989}}^1$

素因数の和:439004

約数の個数: 36

約数和(自身を含む): 239688540

約数和(自身を除く): 160670520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 438989, 877978, 1316967, 1755956, 2194945, 2633934, 3950901, 4389890, 5267868, 6584835, 7901802, 8779780, 13169670, 15803604, 19754505, 26339340, 39509010, 79018020]

約数ペア:

[(1, 79018020), (2, 39509010), (3, 26339340), (4, 19754505), (5, 15803604), (6, 13169670), (9, 8779780), (10, 7901802), (12, 6584835), (15, 5267868), (18, 4389890), (20, 3950901), (30, 2633934), (36, 2194945), (45, 1755956), (60, 1316967), (90, 877978), (180, 438989)]