74217080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{661}}^1$

素因数の和:1080

約数の個数: 64

約数和(自身を含む): 191609280

約数和(自身を除く): 117392200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 401, 661, 802, 1322, 1604, 2005, 2644, 2807, 3208, 3305, 4010, 4627, 5288, 5614, 6610, 8020, 9254, 11228, 13220, 14035, 16040, 18508, 22456, 23135, 26440, 28070, 37016, 46270, 56140, 92540, 112280, 185080, 265061, 530122, 1060244, 1325305, 1855427, 2120488, 2650610, 3710854, 5301220, 7421708, 9277135, 10602440, 14843416, 18554270, 37108540, 74217080]

約数ペア:

[(1, 74217080), (2, 37108540), (4, 18554270), (5, 14843416), (7, 10602440), (8, 9277135), (10, 7421708), (14, 5301220), (20, 3710854), (28, 2650610), (35, 2120488), (40, 1855427), (56, 1325305), (70, 1060244), (140, 530122), (280, 265061), (401, 185080), (661, 112280), (802, 92540), (1322, 56140), (1604, 46270), (2005, 37016), (2644, 28070), (2807, 26440), (3208, 23135), (3305, 22456), (4010, 18508), (4627, 16040), (5288, 14035), (5614, 13220), (6610, 11228), (8020, 9254)]