247531760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{10781}}^1$

素因数の和:10842

約数の個数: 80

約数和(自身を含む): 673831872

約数和(自身を除く): 426300112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 56, 70, 80, 82, 112, 140, 164, 205, 280, 287, 328, 410, 560, 574, 656, 820, 1148, 1435, 1640, 2296, 2870, 3280, 4592, 5740, 10781, 11480, 21562, 22960, 43124, 53905, 75467, 86248, 107810, 150934, 172496, 215620, 301868, 377335, 431240, 442021, 603736, 754670, 862480, 884042, 1207472, 1509340, 1768084, 2210105, 3018680, 3094147, 3536168, 4420210, 6037360, 6188294, 7072336, 8840420, 12376588, 15470735, 17680840, 24753176, 30941470, 35361680, 49506352, 61882940, 123765880, 247531760]

約数ペア:

[(1, 247531760), (2, 123765880), (4, 61882940), (5, 49506352), (7, 35361680), (8, 30941470), (10, 24753176), (14, 17680840), (16, 15470735), (20, 12376588), (28, 8840420), (35, 7072336), (40, 6188294), (41, 6037360), (56, 4420210), (70, 3536168), (80, 3094147), (82, 3018680), (112, 2210105), (140, 1768084), (164, 1509340), (205, 1207472), (280, 884042), (287, 862480), (328, 754670), (410, 603736), (560, 442021), (574, 431240), (656, 377335), (820, 301868), (1148, 215620), (1435, 172496), (1640, 150934), (2296, 107810), (2870, 86248), (3280, 75467), (4592, 53905), (5740, 43124), (10781, 22960), (11480, 21562)]