51684660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{287137}}^1$

素因数の和:287152

約数の個数: 36

約数和(自身を含む): 156777348

約数和(自身を除く): 105092688

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 287137, 574274, 861411, 1148548, 1435685, 1722822, 2584233, 2871370, 3445644, 4307055, 5168466, 5742740, 8614110, 10336932, 12921165, 17228220, 25842330, 51684660]

約数ペア:

[(1, 51684660), (2, 25842330), (3, 17228220), (4, 12921165), (5, 10336932), (6, 8614110), (9, 5742740), (10, 5168466), (12, 4307055), (15, 3445644), (18, 2871370), (20, 2584233), (30, 1722822), (36, 1435685), (45, 1148548), (60, 861411), (90, 574274), (180, 287137)]