260591868

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2371}}^1$

素因数の和:2495

約数の個数: 72

約数和(自身を含む): 683819136

約数和(自身を除く): 423227268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 71, 86, 129, 142, 172, 213, 258, 284, 387, 426, 516, 639, 774, 852, 1278, 1548, 2371, 2556, 3053, 4742, 6106, 7113, 9159, 9484, 12212, 14226, 18318, 21339, 27477, 28452, 36636, 42678, 54954, 85356, 101953, 109908, 168341, 203906, 305859, 336682, 407812, 505023, 611718, 673364, 917577, 1010046, 1223436, 1515069, 1835154, 2020092, 3030138, 3670308, 6060276, 7238663, 14477326, 21715989, 28954652, 43431978, 65147967, 86863956, 130295934, 260591868]

約数ペア:

[(1, 260591868), (2, 130295934), (3, 86863956), (4, 65147967), (6, 43431978), (9, 28954652), (12, 21715989), (18, 14477326), (36, 7238663), (43, 6060276), (71, 3670308), (86, 3030138), (129, 2020092), (142, 1835154), (172, 1515069), (213, 1223436), (258, 1010046), (284, 917577), (387, 673364), (426, 611718), (516, 505023), (639, 407812), (774, 336682), (852, 305859), (1278, 203906), (1548, 168341), (2371, 109908), (2556, 101953), (3053, 85356), (4742, 54954), (6106, 42678), (7113, 36636), (9159, 28452), (9484, 27477), (12212, 21339), (14226, 18318)]