1457161640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{77017}}^1$

素因数の和:77082

約数の個数: 64

約数和(自身を含む): 3659895360

約数和(自身を除く): 2202733720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 9460, 18920, 77017, 154034, 308068, 385085, 616136, 770170, 847187, 1540340, 1694374, 3080680, 3311731, 3388748, 4235935, 6623462, 6777496, 8471870, 13246924, 16558655, 16943740, 26493848, 33117310, 33887480, 36429041, 66234620, 72858082, 132469240, 145716164, 182145205, 291432328, 364290410, 728580820, 1457161640]

約数ペア:

[(1, 1457161640), (2, 728580820), (4, 364290410), (5, 291432328), (8, 182145205), (10, 145716164), (11, 132469240), (20, 72858082), (22, 66234620), (40, 36429041), (43, 33887480), (44, 33117310), (55, 26493848), (86, 16943740), (88, 16558655), (110, 13246924), (172, 8471870), (215, 6777496), (220, 6623462), (344, 4235935), (430, 3388748), (440, 3311731), (473, 3080680), (860, 1694374), (946, 1540340), (1720, 847187), (1892, 770170), (2365, 616136), (3784, 385085), (4730, 308068), (9460, 154034), (18920, 77017)]