70657720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1987}}^1$

素因数の和:2132

約数の個数: 64

約数和(自身を含む): 183214080

約数和(自身を除く): 112556360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 1987, 2540, 3556, 3974, 4445, 5080, 7112, 7948, 8890, 9935, 13909, 15896, 17780, 19870, 27818, 35560, 39740, 55636, 69545, 79480, 111272, 139090, 252349, 278180, 504698, 556360, 1009396, 1261745, 1766443, 2018792, 2523490, 3532886, 5046980, 7065772, 8832215, 10093960, 14131544, 17664430, 35328860, 70657720]

約数ペア:

[(1, 70657720), (2, 35328860), (4, 17664430), (5, 14131544), (7, 10093960), (8, 8832215), (10, 7065772), (14, 5046980), (20, 3532886), (28, 2523490), (35, 2018792), (40, 1766443), (56, 1261745), (70, 1009396), (127, 556360), (140, 504698), (254, 278180), (280, 252349), (508, 139090), (635, 111272), (889, 79480), (1016, 69545), (1270, 55636), (1778, 39740), (1987, 35560), (2540, 27818), (3556, 19870), (3974, 17780), (4445, 15896), (5080, 13909), (7112, 9935), (7948, 8890)]