72162440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8887}}^1$

素因数の和:8934

約数の個数: 64

約数和(自身を含む): 191980800

約数和(自身を除く): 119818360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 8887, 17774, 35548, 44435, 62209, 71096, 88870, 124418, 177740, 248836, 257723, 311045, 355480, 497672, 515446, 622090, 1030892, 1244180, 1288615, 1804061, 2061784, 2488360, 2577230, 3608122, 5154460, 7216244, 9020305, 10308920, 14432488, 18040610, 36081220, 72162440]

約数ペア:

[(1, 72162440), (2, 36081220), (4, 18040610), (5, 14432488), (7, 10308920), (8, 9020305), (10, 7216244), (14, 5154460), (20, 3608122), (28, 2577230), (29, 2488360), (35, 2061784), (40, 1804061), (56, 1288615), (58, 1244180), (70, 1030892), (116, 622090), (140, 515446), (145, 497672), (203, 355480), (232, 311045), (280, 257723), (290, 248836), (406, 177740), (580, 124418), (812, 88870), (1015, 71096), (1160, 62209), (1624, 44435), (2030, 35548), (4060, 17774), (8120, 8887)]