248959480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{80831}}^1$

素因数の和:80860

約数の個数: 64

約数和(自身を含む): 698388480

約数和(自身を除く): 449429000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 80831, 161662, 323324, 404155, 565817, 646648, 808310, 889141, 1131634, 1616620, 1778282, 2263268, 2829085, 3233240, 3556564, 4445705, 4526536, 5658170, 6223987, 7113128, 8891410, 11316340, 12447974, 17782820, 22632680, 24895948, 31119935, 35565640, 49791896, 62239870, 124479740, 248959480]

約数ペア:

[(1, 248959480), (2, 124479740), (4, 62239870), (5, 49791896), (7, 35565640), (8, 31119935), (10, 24895948), (11, 22632680), (14, 17782820), (20, 12447974), (22, 11316340), (28, 8891410), (35, 7113128), (40, 6223987), (44, 5658170), (55, 4526536), (56, 4445705), (70, 3556564), (77, 3233240), (88, 2829085), (110, 2263268), (140, 1778282), (154, 1616620), (220, 1131634), (280, 889141), (308, 808310), (385, 646648), (440, 565817), (616, 404155), (770, 323324), (1540, 161662), (3080, 80831)]