249042640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{40429}}^1$

素因数の和:40460

約数の個数: 80

約数和(自身を含む): 721918080

約数和(自身を除く): 472875440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 40429, 80858, 161716, 202145, 283003, 323432, 404290, 444719, 566006, 646864, 808580, 889438, 1132012, 1415015, 1617160, 1778876, 2223595, 2264024, 2830030, 3113033, 3234320, 3557752, 4447190, 4528048, 5660060, 6226066, 7115504, 8894380, 11320120, 12452132, 15565165, 17788760, 22640240, 24904264, 31130330, 35577520, 49808528, 62260660, 124521320, 249042640]

約数ペア:

[(1, 249042640), (2, 124521320), (4, 62260660), (5, 49808528), (7, 35577520), (8, 31130330), (10, 24904264), (11, 22640240), (14, 17788760), (16, 15565165), (20, 12452132), (22, 11320120), (28, 8894380), (35, 7115504), (40, 6226066), (44, 5660060), (55, 4528048), (56, 4447190), (70, 3557752), (77, 3234320), (80, 3113033), (88, 2830030), (110, 2264024), (112, 2223595), (140, 1778876), (154, 1617160), (176, 1415015), (220, 1132012), (280, 889438), (308, 808580), (385, 646864), (440, 566006), (560, 444719), (616, 404290), (770, 323432), (880, 283003), (1232, 202145), (1540, 161716), (3080, 80858), (6160, 40429)]