820728864

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1181}}^1$

素因数の和:1343

約数の個数: 144

約数和(自身を含む): 2478228480

約数和(自身を除く): 1657499616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 127, 144, 152, 171, 228, 254, 288, 304, 342, 381, 456, 508, 608, 684, 762, 912, 1016, 1143, 1181, 1368, 1524, 1824, 2032, 2286, 2362, 2413, 2736, 3048, 3543, 4064, 4572, 4724, 4826, 5472, 6096, 7086, 7239, 9144, 9448, 9652, 10629, 12192, 14172, 14478, 18288, 18896, 19304, 21258, 21717, 22439, 28344, 28956, 36576, 37792, 38608, 42516, 43434, 44878, 56688, 57912, 67317, 77216, 85032, 86868, 89756, 113376, 115824, 134634, 149987, 170064, 173736, 179512, 201951, 231648, 269268, 299974, 340128, 347472, 359024, 403902, 449961, 538536, 599948, 694944, 718048, 807804, 899922, 1077072, 1199896, 1349883, 1615608, 1799844, 2154144, 2399792, 2699766, 2849753, 3231216, 3599688, 4799584, 5399532, 5699506, 6462432, 7199376, 8549259, 10799064, 11399012, 14398752, 17098518, 21598128, 22798024, 25647777, 34197036, 43196256, 45596048, 51295554, 68394072, 91192096, 102591108, 136788144, 205182216, 273576288, 410364432, 820728864]

約数ペア:

[(1, 820728864), (2, 410364432), (3, 273576288), (4, 205182216), (6, 136788144), (8, 102591108), (9, 91192096), (12, 68394072), (16, 51295554), (18, 45596048), (19, 43196256), (24, 34197036), (32, 25647777), (36, 22798024), (38, 21598128), (48, 17098518), (57, 14398752), (72, 11399012), (76, 10799064), (96, 8549259), (114, 7199376), (127, 6462432), (144, 5699506), (152, 5399532), (171, 4799584), (228, 3599688), (254, 3231216), (288, 2849753), (304, 2699766), (342, 2399792), (381, 2154144), (456, 1799844), (508, 1615608), (608, 1349883), (684, 1199896), (762, 1077072), (912, 899922), (1016, 807804), (1143, 718048), (1181, 694944), (1368, 599948), (1524, 538536), (1824, 449961), (2032, 403902), (2286, 359024), (2362, 347472), (2413, 340128), (2736, 299974), (3048, 269268), (3543, 231648), (4064, 201951), (4572, 179512), (4724, 173736), (4826, 170064), (5472, 149987), (6096, 134634), (7086, 115824), (7239, 113376), (9144, 89756), (9448, 86868), (9652, 85032), (10629, 77216), (12192, 67317), (14172, 57912), (14478, 56688), (18288, 44878), (18896, 43434), (19304, 42516), (21258, 38608), (21717, 37792), (22439, 36576), (28344, 28956)]