209915328

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{499}}^1$

素因数の和:834

約数の個数: 112

約数和(自身を含む): 638048000

約数和(自身を除く): 428132672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 313, 336, 448, 499, 626, 672, 939, 998, 1252, 1344, 1497, 1878, 1996, 2191, 2504, 2994, 3493, 3756, 3992, 4382, 5008, 5988, 6573, 6986, 7512, 7984, 8764, 10016, 10479, 11976, 13146, 13972, 15024, 15968, 17528, 20032, 20958, 23952, 26292, 27944, 30048, 31936, 35056, 41916, 47904, 52584, 55888, 60096, 70112, 83832, 95808, 105168, 111776, 140224, 156187, 167664, 210336, 223552, 312374, 335328, 420672, 468561, 624748, 670656, 937122, 1093309, 1249496, 1874244, 2186618, 2498992, 3279927, 3748488, 4373236, 4997984, 6559854, 7496976, 8746472, 9995968, 13119708, 14993952, 17492944, 26239416, 29987904, 34985888, 52478832, 69971776, 104957664, 209915328]

約数ペア:

[(1, 209915328), (2, 104957664), (3, 69971776), (4, 52478832), (6, 34985888), (7, 29987904), (8, 26239416), (12, 17492944), (14, 14993952), (16, 13119708), (21, 9995968), (24, 8746472), (28, 7496976), (32, 6559854), (42, 4997984), (48, 4373236), (56, 3748488), (64, 3279927), (84, 2498992), (96, 2186618), (112, 1874244), (168, 1249496), (192, 1093309), (224, 937122), (313, 670656), (336, 624748), (448, 468561), (499, 420672), (626, 335328), (672, 312374), (939, 223552), (998, 210336), (1252, 167664), (1344, 156187), (1497, 140224), (1878, 111776), (1996, 105168), (2191, 95808), (2504, 83832), (2994, 70112), (3493, 60096), (3756, 55888), (3992, 52584), (4382, 47904), (5008, 41916), (5988, 35056), (6573, 31936), (6986, 30048), (7512, 27944), (7984, 26292), (8764, 23952), (10016, 20958), (10479, 20032), (11976, 17528), (13146, 15968), (13972, 15024)]