643351520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4523}}^1$

素因数の和:4672

約数の個数: 96

約数和(自身を含む): 1751113728

約数和(自身を除く): 1107762208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 127, 140, 160, 224, 254, 280, 508, 560, 635, 889, 1016, 1120, 1270, 1778, 2032, 2540, 3556, 4064, 4445, 4523, 5080, 7112, 8890, 9046, 10160, 14224, 17780, 18092, 20320, 22615, 28448, 31661, 35560, 36184, 45230, 63322, 71120, 72368, 90460, 126644, 142240, 144736, 158305, 180920, 253288, 316610, 361840, 506576, 574421, 633220, 723680, 1013152, 1148842, 1266440, 2297684, 2532880, 2872105, 4020947, 4595368, 5065760, 5744210, 8041894, 9190736, 11488420, 16083788, 18381472, 20104735, 22976840, 32167576, 40209470, 45953680, 64335152, 80418940, 91907360, 128670304, 160837880, 321675760, 643351520]

約数ペア:

[(1, 643351520), (2, 321675760), (4, 160837880), (5, 128670304), (7, 91907360), (8, 80418940), (10, 64335152), (14, 45953680), (16, 40209470), (20, 32167576), (28, 22976840), (32, 20104735), (35, 18381472), (40, 16083788), (56, 11488420), (70, 9190736), (80, 8041894), (112, 5744210), (127, 5065760), (140, 4595368), (160, 4020947), (224, 2872105), (254, 2532880), (280, 2297684), (508, 1266440), (560, 1148842), (635, 1013152), (889, 723680), (1016, 633220), (1120, 574421), (1270, 506576), (1778, 361840), (2032, 316610), (2540, 253288), (3556, 180920), (4064, 158305), (4445, 144736), (4523, 142240), (5080, 126644), (7112, 90460), (8890, 72368), (9046, 71120), (10160, 63322), (14224, 45230), (17780, 36184), (18092, 35560), (20320, 31661), (22615, 28448)]