128796660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{715537}}^1$

素因数の和:715552

約数の個数: 36

約数和(自身を含む): 390683748

約数和(自身を除く): 261887088

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 715537, 1431074, 2146611, 2862148, 3577685, 4293222, 6439833, 7155370, 8586444, 10733055, 12879666, 14310740, 21466110, 25759332, 32199165, 42932220, 64398330, 128796660]

約数ペア:

[(1, 128796660), (2, 64398330), (3, 42932220), (4, 32199165), (5, 25759332), (6, 21466110), (9, 14310740), (10, 12879666), (12, 10733055), (15, 8586444), (18, 7155370), (20, 6439833), (30, 4293222), (36, 3577685), (45, 2862148), (60, 2146611), (90, 1431074), (180, 715537)]