639674784

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:244

約数の個数: 288

約数和(自身を含む): 2179457280

約数和(自身を除く): 1539782496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 41, 42, 48, 56, 63, 71, 72, 82, 84, 96, 109, 112, 123, 126, 142, 144, 164, 168, 213, 218, 224, 246, 252, 284, 287, 288, 327, 328, 336, 369, 426, 436, 492, 497, 504, 568, 574, 639, 654, 656, 672, 738, 763, 852, 861, 872, 981, 984, 994, 1008, 1136, 1148, 1278, 1308, 1312, 1476, 1491, 1526, 1704, 1722, 1744, 1962, 1968, 1988, 2016, 2272, 2289, 2296, 2556, 2583, 2616, 2911, 2952, 2982, 3052, 3408, 3444, 3488, 3924, 3936, 3976, 4469, 4473, 4578, 4592, 5112, 5166, 5232, 5822, 5904, 5964, 6104, 6816, 6867, 6888, 7739, 7848, 7952, 8733, 8938, 8946, 9156, 9184, 10224, 10332, 10464, 11644, 11808, 11928, 12208, 13407, 13734, 13776, 15478, 15696, 15904, 17466, 17876, 17892, 18312, 20377, 20448, 20664, 23217, 23288, 23856, 24416, 26199, 26814, 27468, 27552, 30956, 31283, 31392, 34932, 35752, 35784, 36624, 40221, 40754, 41328, 46434, 46576, 47712, 52398, 53628, 54173, 54936, 61131, 61912, 62566, 69651, 69864, 71504, 71568, 73248, 80442, 81508, 82656, 92868, 93152, 93849, 104796, 107256, 108346, 109872, 122262, 123824, 125132, 139302, 139728, 143008, 143136, 160884, 162519, 163016, 183393, 185736, 187698, 209592, 214512, 216692, 219744, 244524, 247648, 250264, 278604, 279456, 281547, 317299, 321768, 325038, 326032, 366786, 371472, 375396, 419184, 429024, 433384, 487557, 489048, 500528, 557208, 563094, 634598, 643536, 650076, 652064, 733572, 742944, 750792, 838368, 866768, 951897, 975114, 978096, 1001056, 1114416, 1126188, 1269196, 1287072, 1300152, 1467144, 1501584, 1733536, 1903794, 1950228, 1956192, 2221093, 2228832, 2252376, 2538392, 2600304, 2855691, 2934288, 3003168, 3807588, 3900456, 4442186, 4504752, 5076784, 5200608, 5711382, 5868576, 6663279, 7615176, 7800912, 8884372, 9009504, 10153568, 11422764, 13326558, 15230352, 15601824, 17768744, 19989837, 22845528, 26653116, 30460704, 35537488, 39979674, 45691056, 53306232, 71074976, 79959348, 91382112, 106612464, 159918696, 213224928, 319837392, 639674784]

約数ペア:

[(1, 639674784), (2, 319837392), (3, 213224928), (4, 159918696), (6, 106612464), (7, 91382112), (8, 79959348), (9, 71074976), (12, 53306232), (14, 45691056), (16, 39979674), (18, 35537488), (21, 30460704), (24, 26653116), (28, 22845528), (32, 19989837), (36, 17768744), (41, 15601824), (42, 15230352), (48, 13326558), (56, 11422764), (63, 10153568), (71, 9009504), (72, 8884372), (82, 7800912), (84, 7615176), (96, 6663279), (109, 5868576), (112, 5711382), (123, 5200608), (126, 5076784), (142, 4504752), (144, 4442186), (164, 3900456), (168, 3807588), (213, 3003168), (218, 2934288), (224, 2855691), (246, 2600304), (252, 2538392), (284, 2252376), (287, 2228832), (288, 2221093), (327, 1956192), (328, 1950228), (336, 1903794), (369, 1733536), (426, 1501584), (436, 1467144), (492, 1300152), (497, 1287072), (504, 1269196), (568, 1126188), (574, 1114416), (639, 1001056), (654, 978096), (656, 975114), (672, 951897), (738, 866768), (763, 838368), (852, 750792), (861, 742944), (872, 733572), (981, 652064), (984, 650076), (994, 643536), (1008, 634598), (1136, 563094), (1148, 557208), (1278, 500528), (1308, 489048), (1312, 487557), (1476, 433384), (1491, 429024), (1526, 419184), (1704, 375396), (1722, 371472), (1744, 366786), (1962, 326032), (1968, 325038), (1988, 321768), (2016, 317299), (2272, 281547), (2289, 279456), (2296, 278604), (2556, 250264), (2583, 247648), (2616, 244524), (2911, 219744), (2952, 216692), (2982, 214512), (3052, 209592), (3408, 187698), (3444, 185736), (3488, 183393), (3924, 163016), (3936, 162519), (3976, 160884), (4469, 143136), (4473, 143008), (4578, 139728), (4592, 139302), (5112, 125132), (5166, 123824), (5232, 122262), (5822, 109872), (5904, 108346), (5964, 107256), (6104, 104796), (6816, 93849), (6867, 93152), (6888, 92868), (7739, 82656), (7848, 81508), (7952, 80442), (8733, 73248), (8938, 71568), (8946, 71504), (9156, 69864), (9184, 69651), (10224, 62566), (10332, 61912), (10464, 61131), (11644, 54936), (11808, 54173), (11928, 53628), (12208, 52398), (13407, 47712), (13734, 46576), (13776, 46434), (15478, 41328), (15696, 40754), (15904, 40221), (17466, 36624), (17876, 35784), (17892, 35752), (18312, 34932), (20377, 31392), (20448, 31283), (20664, 30956), (23217, 27552), (23288, 27468), (23856, 26814), (24416, 26199)]