31123400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 192

約数和(自身を含む): 94279680

約数和(自身を除く): 63156280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 35, 40, 43, 44, 47, 50, 55, 56, 70, 77, 86, 88, 94, 100, 110, 140, 154, 172, 175, 188, 200, 215, 220, 235, 275, 280, 301, 308, 329, 344, 350, 376, 385, 430, 440, 470, 473, 517, 550, 602, 616, 658, 700, 770, 860, 940, 946, 1034, 1075, 1100, 1175, 1204, 1316, 1400, 1505, 1540, 1645, 1720, 1880, 1892, 1925, 2021, 2068, 2150, 2200, 2350, 2365, 2408, 2585, 2632, 3010, 3080, 3290, 3311, 3619, 3784, 3850, 4042, 4136, 4300, 4700, 4730, 5170, 6020, 6580, 6622, 7238, 7525, 7700, 8084, 8225, 8600, 9400, 9460, 10105, 10340, 11825, 12040, 12925, 13160, 13244, 14147, 14476, 15050, 15400, 16168, 16450, 16555, 18095, 18920, 20210, 20680, 22231, 23650, 25850, 26488, 28294, 28952, 30100, 32900, 33110, 36190, 40420, 44462, 47300, 50525, 51700, 56588, 60200, 65800, 66220, 70735, 72380, 80840, 82775, 88924, 90475, 94600, 101050, 103400, 111155, 113176, 132440, 141470, 144760, 155617, 165550, 177848, 180950, 202100, 222310, 282940, 311234, 331100, 353675, 361900, 404200, 444620, 555775, 565880, 622468, 662200, 707350, 723800, 778085, 889240, 1111550, 1244936, 1414700, 1556170, 2223100, 2829400, 3112340, 3890425, 4446200, 6224680, 7780850, 15561700, 31123400]

約数ペア:

[(1, 31123400), (2, 15561700), (4, 7780850), (5, 6224680), (7, 4446200), (8, 3890425), (10, 3112340), (11, 2829400), (14, 2223100), (20, 1556170), (22, 1414700), (25, 1244936), (28, 1111550), (35, 889240), (40, 778085), (43, 723800), (44, 707350), (47, 662200), (50, 622468), (55, 565880), (56, 555775), (70, 444620), (77, 404200), (86, 361900), (88, 353675), (94, 331100), (100, 311234), (110, 282940), (140, 222310), (154, 202100), (172, 180950), (175, 177848), (188, 165550), (200, 155617), (215, 144760), (220, 141470), (235, 132440), (275, 113176), (280, 111155), (301, 103400), (308, 101050), (329, 94600), (344, 90475), (350, 88924), (376, 82775), (385, 80840), (430, 72380), (440, 70735), (470, 66220), (473, 65800), (517, 60200), (550, 56588), (602, 51700), (616, 50525), (658, 47300), (700, 44462), (770, 40420), (860, 36190), (940, 33110), (946, 32900), (1034, 30100), (1075, 28952), (1100, 28294), (1175, 26488), (1204, 25850), (1316, 23650), (1400, 22231), (1505, 20680), (1540, 20210), (1645, 18920), (1720, 18095), (1880, 16555), (1892, 16450), (1925, 16168), (2021, 15400), (2068, 15050), (2150, 14476), (2200, 14147), (2350, 13244), (2365, 13160), (2408, 12925), (2585, 12040), (2632, 11825), (3010, 10340), (3080, 10105), (3290, 9460), (3311, 9400), (3619, 8600), (3784, 8225), (3850, 8084), (4042, 7700), (4136, 7525), (4300, 7238), (4700, 6622), (4730, 6580), (5170, 6020)]