639695952

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:430

約数の個数: 240

約数和(自身を含む): 2178908160

約数和(自身を除く): 1539212208

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 112, 114, 126, 127, 133, 144, 152, 168, 171, 228, 252, 254, 263, 266, 304, 336, 342, 381, 399, 456, 504, 508, 526, 532, 684, 762, 789, 798, 889, 912, 1008, 1016, 1052, 1064, 1143, 1197, 1368, 1524, 1578, 1596, 1778, 1841, 2032, 2104, 2128, 2286, 2367, 2394, 2413, 2667, 2736, 3048, 3156, 3192, 3556, 3682, 4208, 4572, 4734, 4788, 4826, 4997, 5334, 5523, 6096, 6312, 6384, 7112, 7239, 7364, 8001, 9144, 9468, 9576, 9652, 9994, 10668, 11046, 12624, 14224, 14478, 14728, 14991, 16002, 16569, 16891, 18288, 18936, 19152, 19304, 19988, 21336, 21717, 22092, 28956, 29456, 29982, 32004, 33138, 33401, 33782, 34979, 37872, 38608, 39976, 42672, 43434, 44184, 44973, 50673, 57912, 59964, 64008, 66276, 66802, 67564, 69958, 79952, 86868, 88368, 89946, 100203, 101346, 104937, 115824, 119928, 128016, 132552, 133604, 135128, 139916, 152019, 173736, 179892, 200406, 202692, 209874, 233807, 239856, 265104, 267208, 270256, 279832, 300609, 304038, 314811, 347472, 359784, 400812, 405384, 419748, 467614, 534416, 559664, 601218, 608076, 629622, 634619, 701421, 719568, 801624, 810768, 839496, 935228, 1202436, 1216152, 1259244, 1269238, 1402842, 1603248, 1678992, 1870456, 1903857, 2104263, 2404872, 2432304, 2518488, 2538476, 2805684, 3740912, 3807714, 4208526, 4442333, 4809744, 5036976, 5076952, 5611368, 5711571, 7615428, 8417052, 8884666, 10153904, 11222736, 11423142, 13326999, 15230856, 16834104, 17769332, 22846284, 26653998, 30461712, 33668208, 35538664, 39980997, 45692568, 53307996, 71077328, 79961994, 91385136, 106615992, 159923988, 213231984, 319847976, 639695952]

約数ペア:

[(1, 639695952), (2, 319847976), (3, 213231984), (4, 159923988), (6, 106615992), (7, 91385136), (8, 79961994), (9, 71077328), (12, 53307996), (14, 45692568), (16, 39980997), (18, 35538664), (19, 33668208), (21, 30461712), (24, 26653998), (28, 22846284), (36, 17769332), (38, 16834104), (42, 15230856), (48, 13326999), (56, 11423142), (57, 11222736), (63, 10153904), (72, 8884666), (76, 8417052), (84, 7615428), (112, 5711571), (114, 5611368), (126, 5076952), (127, 5036976), (133, 4809744), (144, 4442333), (152, 4208526), (168, 3807714), (171, 3740912), (228, 2805684), (252, 2538476), (254, 2518488), (263, 2432304), (266, 2404872), (304, 2104263), (336, 1903857), (342, 1870456), (381, 1678992), (399, 1603248), (456, 1402842), (504, 1269238), (508, 1259244), (526, 1216152), (532, 1202436), (684, 935228), (762, 839496), (789, 810768), (798, 801624), (889, 719568), (912, 701421), (1008, 634619), (1016, 629622), (1052, 608076), (1064, 601218), (1143, 559664), (1197, 534416), (1368, 467614), (1524, 419748), (1578, 405384), (1596, 400812), (1778, 359784), (1841, 347472), (2032, 314811), (2104, 304038), (2128, 300609), (2286, 279832), (2367, 270256), (2394, 267208), (2413, 265104), (2667, 239856), (2736, 233807), (3048, 209874), (3156, 202692), (3192, 200406), (3556, 179892), (3682, 173736), (4208, 152019), (4572, 139916), (4734, 135128), (4788, 133604), (4826, 132552), (4997, 128016), (5334, 119928), (5523, 115824), (6096, 104937), (6312, 101346), (6384, 100203), (7112, 89946), (7239, 88368), (7364, 86868), (8001, 79952), (9144, 69958), (9468, 67564), (9576, 66802), (9652, 66276), (9994, 64008), (10668, 59964), (11046, 57912), (12624, 50673), (14224, 44973), (14478, 44184), (14728, 43434), (14991, 42672), (16002, 39976), (16569, 38608), (16891, 37872), (18288, 34979), (18936, 33782), (19152, 33401), (19304, 33138), (19988, 32004), (21336, 29982), (21717, 29456), (22092, 28956)]