66480660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{1373}}^1$

素因数の和:1657

約数の個数: 72

約数和(自身を含む): 202555080

約数和(自身を除く): 136074420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 269, 538, 807, 1076, 1345, 1373, 1614, 2421, 2690, 2746, 3228, 4035, 4119, 4842, 5380, 5492, 6865, 8070, 8238, 9684, 12105, 12357, 13730, 16140, 16476, 20595, 24210, 24714, 27460, 41190, 48420, 49428, 61785, 82380, 123570, 247140, 369337, 738674, 1108011, 1477348, 1846685, 2216022, 3324033, 3693370, 4432044, 5540055, 6648066, 7386740, 11080110, 13296132, 16620165, 22160220, 33240330, 66480660]

約数ペア:

[(1, 66480660), (2, 33240330), (3, 22160220), (4, 16620165), (5, 13296132), (6, 11080110), (9, 7386740), (10, 6648066), (12, 5540055), (15, 4432044), (18, 3693370), (20, 3324033), (30, 2216022), (36, 1846685), (45, 1477348), (60, 1108011), (90, 738674), (180, 369337), (269, 247140), (538, 123570), (807, 82380), (1076, 61785), (1345, 49428), (1373, 48420), (1614, 41190), (2421, 27460), (2690, 24714), (2746, 24210), (3228, 20595), (4035, 16476), (4119, 16140), (4842, 13730), (5380, 12357), (5492, 12105), (6865, 9684), (8070, 8238)]