80730216

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:628

約数の個数: 128

約数和(自身を含む): 259200000

約数和(自身を除く): 178469784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 107, 108, 126, 168, 189, 214, 216, 252, 321, 378, 428, 499, 504, 642, 749, 756, 856, 963, 998, 1284, 1497, 1498, 1512, 1926, 1996, 2247, 2568, 2889, 2994, 2996, 3493, 3852, 3992, 4491, 4494, 5778, 5988, 5992, 6741, 6986, 7704, 8982, 8988, 10479, 11556, 11976, 13473, 13482, 13972, 17964, 17976, 20223, 20958, 23112, 26946, 26964, 27944, 31437, 35928, 40446, 41916, 53393, 53892, 53928, 62874, 80892, 83832, 94311, 106786, 107784, 125748, 160179, 161784, 188622, 213572, 251496, 320358, 373751, 377244, 427144, 480537, 640716, 747502, 754488, 961074, 1121253, 1281432, 1441611, 1495004, 1922148, 2242506, 2883222, 2990008, 3363759, 3844296, 4485012, 5766444, 6727518, 8970024, 10091277, 11532888, 13455036, 20182554, 26910072, 40365108, 80730216]

約数ペア:

[(1, 80730216), (2, 40365108), (3, 26910072), (4, 20182554), (6, 13455036), (7, 11532888), (8, 10091277), (9, 8970024), (12, 6727518), (14, 5766444), (18, 4485012), (21, 3844296), (24, 3363759), (27, 2990008), (28, 2883222), (36, 2242506), (42, 1922148), (54, 1495004), (56, 1441611), (63, 1281432), (72, 1121253), (84, 961074), (107, 754488), (108, 747502), (126, 640716), (168, 480537), (189, 427144), (214, 377244), (216, 373751), (252, 320358), (321, 251496), (378, 213572), (428, 188622), (499, 161784), (504, 160179), (642, 125748), (749, 107784), (756, 106786), (856, 94311), (963, 83832), (998, 80892), (1284, 62874), (1497, 53928), (1498, 53892), (1512, 53393), (1926, 41916), (1996, 40446), (2247, 35928), (2568, 31437), (2889, 27944), (2994, 26964), (2996, 26946), (3493, 23112), (3852, 20958), (3992, 20223), (4491, 17976), (4494, 17964), (5778, 13972), (5988, 13482), (5992, 13473), (6741, 11976), (6986, 11556), (7704, 10479), (8982, 8988)]