71358660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{396437}}^1$

素因数の和:396452

約数の個数: 36

約数和(自身を含む): 216455148

約数和(自身を除く): 145096488

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396437, 792874, 1189311, 1585748, 1982185, 2378622, 3567933, 3964370, 4757244, 5946555, 7135866, 7928740, 11893110, 14271732, 17839665, 23786220, 35679330, 71358660]

約数ペア:

[(1, 71358660), (2, 35679330), (3, 23786220), (4, 17839665), (5, 14271732), (6, 11893110), (9, 7928740), (10, 7135866), (12, 5946555), (15, 4757244), (18, 3964370), (20, 3567933), (30, 2378622), (36, 1982185), (45, 1585748), (60, 1189311), (90, 792874), (180, 396437)]