280843860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{425521}}^1$

素因数の和:425544

約数の個数: 48

約数和(自身を含む): 857852352

約数和(自身を除く): 577008492

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 425521, 851042, 1276563, 1702084, 2127605, 2553126, 4255210, 4680731, 5106252, 6382815, 8510420, 9361462, 12765630, 14042193, 18722924, 23403655, 25531260, 28084386, 46807310, 56168772, 70210965, 93614620, 140421930, 280843860]

約数ペア:

[(1, 280843860), (2, 140421930), (3, 93614620), (4, 70210965), (5, 56168772), (6, 46807310), (10, 28084386), (11, 25531260), (12, 23403655), (15, 18722924), (20, 14042193), (22, 12765630), (30, 9361462), (33, 8510420), (44, 6382815), (55, 5106252), (60, 4680731), (66, 4255210), (110, 2553126), (132, 2127605), (165, 1702084), (220, 1276563), (330, 851042), (660, 425521)]