78645028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 183859200

約数和(自身を除く): 105214172

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 89, 133, 151, 154, 178, 209, 266, 302, 308, 356, 418, 532, 604, 623, 836, 979, 1057, 1246, 1463, 1661, 1691, 1958, 2114, 2492, 2869, 2926, 3322, 3382, 3916, 4228, 5738, 5852, 6644, 6764, 6853, 11476, 11627, 11837, 13439, 13706, 18601, 20083, 23254, 23674, 26878, 27412, 31559, 37202, 40166, 46508, 47348, 53756, 63118, 74404, 80332, 94073, 126236, 130207, 147829, 188146, 220913, 255341, 260414, 295658, 376292, 441826, 510682, 520828, 591316, 883652, 1021364, 1034803, 1787387, 2069606, 2808751, 3574774, 4139212, 5617502, 7149548, 11235004, 19661257, 39322514, 78645028]

約数ペア:

[(1, 78645028), (2, 39322514), (4, 19661257), (7, 11235004), (11, 7149548), (14, 5617502), (19, 4139212), (22, 3574774), (28, 2808751), (38, 2069606), (44, 1787387), (76, 1034803), (77, 1021364), (89, 883652), (133, 591316), (151, 520828), (154, 510682), (178, 441826), (209, 376292), (266, 295658), (302, 260414), (308, 255341), (356, 220913), (418, 188146), (532, 147829), (604, 130207), (623, 126236), (836, 94073), (979, 80332), (1057, 74404), (1246, 63118), (1463, 53756), (1661, 47348), (1691, 46508), (1958, 40166), (2114, 37202), (2492, 31559), (2869, 27412), (2926, 26878), (3322, 23674), (3382, 23254), (3916, 20083), (4228, 18601), (5738, 13706), (5852, 13439), (6644, 11837), (6764, 11627), (6853, 11476)]