290432744

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 635228160

約数和(自身を除く): 344795416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 127, 194, 254, 388, 421, 508, 679, 776, 842, 889, 1016, 1358, 1684, 1778, 2716, 2947, 3368, 3556, 5432, 5894, 7112, 11788, 12319, 23576, 24638, 40837, 49276, 53467, 81674, 86233, 98552, 106934, 163348, 172466, 213868, 285859, 326696, 344932, 374269, 427736, 571718, 689864, 748538, 1143436, 1497076, 2286872, 2994152, 5186299, 10372598, 20745196, 36304093, 41490392, 72608186, 145216372, 290432744]

約数ペア:

[(1, 290432744), (2, 145216372), (4, 72608186), (7, 41490392), (8, 36304093), (14, 20745196), (28, 10372598), (56, 5186299), (97, 2994152), (127, 2286872), (194, 1497076), (254, 1143436), (388, 748538), (421, 689864), (508, 571718), (679, 427736), (776, 374269), (842, 344932), (889, 326696), (1016, 285859), (1358, 213868), (1684, 172466), (1778, 163348), (2716, 106934), (2947, 98552), (3368, 86233), (3556, 81674), (5432, 53467), (5894, 49276), (7112, 40837), (11788, 24638), (12319, 23576)]