87180660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{69191}}^1$

素因数の和:69213

約数の個数: 72

約数和(自身を含む): 302230656

約数和(自身を除く): 215049996

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 69191, 138382, 207573, 276764, 345955, 415146, 484337, 622719, 691910, 830292, 968674, 1037865, 1245438, 1383820, 1453011, 1937348, 2075730, 2421685, 2490876, 2906022, 3113595, 4151460, 4359033, 4843370, 5812044, 6227190, 7265055, 8718066, 9686740, 12454380, 14530110, 17436132, 21795165, 29060220, 43590330, 87180660]

約数ペア:

[(1, 87180660), (2, 43590330), (3, 29060220), (4, 21795165), (5, 17436132), (6, 14530110), (7, 12454380), (9, 9686740), (10, 8718066), (12, 7265055), (14, 6227190), (15, 5812044), (18, 4843370), (20, 4359033), (21, 4151460), (28, 3113595), (30, 2906022), (35, 2490876), (36, 2421685), (42, 2075730), (45, 1937348), (60, 1453011), (63, 1383820), (70, 1245438), (84, 1037865), (90, 968674), (105, 830292), (126, 691910), (140, 622719), (180, 484337), (210, 415146), (252, 345955), (315, 276764), (420, 207573), (630, 138382), (1260, 69191)]