87512220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{486179}}^1$

素因数の和:486194

約数の個数: 36

約数和(自身を含む): 265454280

約数和(自身を除く): 177942060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 486179, 972358, 1458537, 1944716, 2430895, 2917074, 4375611, 4861790, 5834148, 7292685, 8751222, 9723580, 14585370, 17502444, 21878055, 29170740, 43756110, 87512220]

約数ペア:

[(1, 87512220), (2, 43756110), (3, 29170740), (4, 21878055), (5, 17502444), (6, 14585370), (9, 9723580), (10, 8751222), (12, 7292685), (15, 5834148), (18, 4861790), (20, 4375611), (30, 2917074), (36, 2430895), (45, 1944716), (60, 1458537), (90, 972358), (180, 486179)]