121452640

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 298045440

約数和(自身を除く): 176592800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 127, 139, 160, 172, 215, 254, 278, 344, 430, 508, 556, 635, 688, 695, 860, 1016, 1112, 1270, 1376, 1390, 1720, 2032, 2224, 2540, 2780, 3440, 4064, 4448, 5080, 5461, 5560, 5977, 6880, 10160, 10922, 11120, 11954, 17653, 20320, 21844, 22240, 23908, 27305, 29885, 35306, 43688, 47816, 54610, 59770, 70612, 87376, 88265, 95632, 109220, 119540, 141224, 174752, 176530, 191264, 218440, 239080, 282448, 353060, 436880, 478160, 564896, 706120, 759079, 873760, 956320, 1412240, 1518158, 2824480, 3036316, 3795395, 6072632, 7590790, 12145264, 15181580, 24290528, 30363160, 60726320, 121452640]

約数ペア:

[(1, 121452640), (2, 60726320), (4, 30363160), (5, 24290528), (8, 15181580), (10, 12145264), (16, 7590790), (20, 6072632), (32, 3795395), (40, 3036316), (43, 2824480), (80, 1518158), (86, 1412240), (127, 956320), (139, 873760), (160, 759079), (172, 706120), (215, 564896), (254, 478160), (278, 436880), (344, 353060), (430, 282448), (508, 239080), (556, 218440), (635, 191264), (688, 176530), (695, 174752), (860, 141224), (1016, 119540), (1112, 109220), (1270, 95632), (1376, 88265), (1390, 87376), (1720, 70612), (2032, 59770), (2224, 54610), (2540, 47816), (2780, 43688), (3440, 35306), (4064, 29885), (4448, 27305), (5080, 23908), (5461, 22240), (5560, 21844), (5977, 20320), (6880, 17653), (10160, 11954), (10922, 11120)]