90790056

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{499}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 297180000

約数和(自身を除く): 206389944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 361, 399, 456, 499, 504, 532, 684, 722, 798, 998, 1064, 1083, 1197, 1368, 1444, 1497, 1596, 1996, 2166, 2394, 2527, 2888, 2994, 3192, 3249, 3493, 3992, 4332, 4491, 4788, 5054, 5988, 6498, 6986, 7581, 8664, 8982, 9481, 9576, 10108, 10479, 11976, 12996, 13972, 15162, 17964, 18962, 20216, 20958, 22743, 25992, 27944, 28443, 30324, 31437, 35928, 37924, 41916, 45486, 56886, 60648, 62874, 66367, 75848, 83832, 85329, 90972, 113772, 125748, 132734, 170658, 180139, 181944, 199101, 227544, 251496, 265468, 341316, 360278, 398202, 530936, 540417, 597303, 682632, 720556, 796404, 1080834, 1194606, 1260973, 1441112, 1592808, 1621251, 2161668, 2389212, 2521946, 3242502, 3782919, 4323336, 4778424, 5043892, 6485004, 7565838, 10087784, 11348757, 12970008, 15131676, 22697514, 30263352, 45395028, 90790056]

約数ペア:

[(1, 90790056), (2, 45395028), (3, 30263352), (4, 22697514), (6, 15131676), (7, 12970008), (8, 11348757), (9, 10087784), (12, 7565838), (14, 6485004), (18, 5043892), (19, 4778424), (21, 4323336), (24, 3782919), (28, 3242502), (36, 2521946), (38, 2389212), (42, 2161668), (56, 1621251), (57, 1592808), (63, 1441112), (72, 1260973), (76, 1194606), (84, 1080834), (114, 796404), (126, 720556), (133, 682632), (152, 597303), (168, 540417), (171, 530936), (228, 398202), (252, 360278), (266, 341316), (342, 265468), (361, 251496), (399, 227544), (456, 199101), (499, 181944), (504, 180139), (532, 170658), (684, 132734), (722, 125748), (798, 113772), (998, 90972), (1064, 85329), (1083, 83832), (1197, 75848), (1368, 66367), (1444, 62874), (1497, 60648), (1596, 56886), (1996, 45486), (2166, 41916), (2394, 37924), (2527, 35928), (2888, 31437), (2994, 30324), (3192, 28443), (3249, 27944), (3493, 25992), (3992, 22743), (4332, 20958), (4491, 20216), (4788, 18962), (5054, 17964), (5988, 15162), (6498, 13972), (6986, 12996), (7581, 11976), (8664, 10479), (8982, 10108), (9481, 9576)]