220874976

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{331}}^2$

素因数の和:685

約数の個数: 108

約数和(自身を含む): 720018936

約数和(自身を除く): 499143960

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 331, 336, 504, 662, 672, 993, 1008, 1324, 1986, 2016, 2317, 2648, 2979, 3972, 4634, 5296, 5958, 6951, 7944, 9268, 10592, 11916, 13902, 15888, 18536, 20853, 23832, 27804, 31776, 37072, 41706, 47664, 55608, 74144, 83412, 95328, 109561, 111216, 166824, 219122, 222432, 328683, 333648, 438244, 657366, 667296, 766927, 876488, 986049, 1314732, 1533854, 1752976, 1972098, 2300781, 2629464, 3067708, 3505952, 3944196, 4601562, 5258928, 6135416, 6902343, 7888392, 9203124, 10517856, 12270832, 13804686, 15776784, 18406248, 24541664, 27609372, 31553568, 36812496, 55218744, 73624992, 110437488, 220874976]

約数ペア:

[(1, 220874976), (2, 110437488), (3, 73624992), (4, 55218744), (6, 36812496), (7, 31553568), (8, 27609372), (9, 24541664), (12, 18406248), (14, 15776784), (16, 13804686), (18, 12270832), (21, 10517856), (24, 9203124), (28, 7888392), (32, 6902343), (36, 6135416), (42, 5258928), (48, 4601562), (56, 3944196), (63, 3505952), (72, 3067708), (84, 2629464), (96, 2300781), (112, 1972098), (126, 1752976), (144, 1533854), (168, 1314732), (224, 986049), (252, 876488), (288, 766927), (331, 667296), (336, 657366), (504, 438244), (662, 333648), (672, 328683), (993, 222432), (1008, 219122), (1324, 166824), (1986, 111216), (2016, 109561), (2317, 95328), (2648, 83412), (2979, 74144), (3972, 55608), (4634, 47664), (5296, 41706), (5958, 37072), (6951, 31776), (7944, 27804), (9268, 23832), (10592, 20853), (11916, 18536), (13902, 15888)]