71403220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 181843200

約数和(自身を除く): 110439980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 43, 58, 70, 86, 116, 140, 145, 172, 203, 215, 290, 301, 406, 409, 430, 580, 602, 812, 818, 860, 1015, 1204, 1247, 1505, 1636, 2030, 2045, 2494, 2863, 3010, 4060, 4090, 4988, 5726, 6020, 6235, 8180, 8729, 11452, 11861, 12470, 14315, 17458, 17587, 23722, 24940, 28630, 34916, 35174, 43645, 47444, 57260, 59305, 70348, 83027, 87290, 87935, 118610, 123109, 166054, 174580, 175870, 237220, 246218, 332108, 351740, 415135, 492436, 510023, 615545, 830270, 1020046, 1231090, 1660540, 2040092, 2462180, 2550115, 3570161, 5100230, 7140322, 10200460, 14280644, 17850805, 35701610, 71403220]

約数ペア:

[(1, 71403220), (2, 35701610), (4, 17850805), (5, 14280644), (7, 10200460), (10, 7140322), (14, 5100230), (20, 3570161), (28, 2550115), (29, 2462180), (35, 2040092), (43, 1660540), (58, 1231090), (70, 1020046), (86, 830270), (116, 615545), (140, 510023), (145, 492436), (172, 415135), (203, 351740), (215, 332108), (290, 246218), (301, 237220), (406, 175870), (409, 174580), (430, 166054), (580, 123109), (602, 118610), (812, 87935), (818, 87290), (860, 83027), (1015, 70348), (1204, 59305), (1247, 57260), (1505, 47444), (1636, 43645), (2030, 35174), (2045, 34916), (2494, 28630), (2863, 24940), (3010, 23722), (4060, 17587), (4090, 17458), (4988, 14315), (5726, 12470), (6020, 11861), (6235, 11452), (8180, 8729)]