77145146120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{494647}}^1$

素因数の和:495222

約数の個数: 64

約数和(自身を含む): 198729780480

約数和(自身を除く): 121584634360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 557, 1114, 2228, 2785, 3899, 4456, 5570, 7798, 11140, 15596, 19495, 22280, 31192, 38990, 77980, 155960, 494647, 989294, 1978588, 2473235, 3462529, 3957176, 4946470, 6925058, 9892940, 13850116, 17312645, 19785880, 27700232, 34625290, 69250580, 138501160, 275518379, 551036758, 1102073516, 1377591895, 1928628653, 2204147032, 2755183790, 3857257306, 5510367580, 7714514612, 9643143265, 11020735160, 15429029224, 19286286530, 38572573060, 77145146120]

約数ペア:

[(1, 77145146120), (2, 38572573060), (4, 19286286530), (5, 15429029224), (7, 11020735160), (8, 9643143265), (10, 7714514612), (14, 5510367580), (20, 3857257306), (28, 2755183790), (35, 2204147032), (40, 1928628653), (56, 1377591895), (70, 1102073516), (140, 551036758), (280, 275518379), (557, 138501160), (1114, 69250580), (2228, 34625290), (2785, 27700232), (3899, 19785880), (4456, 17312645), (5570, 13850116), (7798, 9892940), (11140, 6925058), (15596, 4946470), (19495, 3957176), (22280, 3462529), (31192, 2473235), (38990, 1978588), (77980, 989294), (155960, 494647)]