1277309440

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:778

約数の個数: 160

約数和(自身を含む): 3395836224

約数和(自身を除く): 2118526784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 67, 80, 88, 110, 128, 134, 160, 176, 220, 256, 268, 320, 335, 352, 440, 512, 536, 640, 670, 677, 704, 737, 880, 1072, 1280, 1340, 1354, 1408, 1474, 1760, 2144, 2560, 2680, 2708, 2816, 2948, 3385, 3520, 3685, 4288, 5360, 5416, 5632, 5896, 6770, 7040, 7370, 7447, 8576, 10720, 10832, 11792, 13540, 14080, 14740, 14894, 17152, 21440, 21664, 23584, 27080, 28160, 29480, 29788, 34304, 37235, 42880, 43328, 45359, 47168, 54160, 58960, 59576, 74470, 85760, 86656, 90718, 94336, 108320, 117920, 119152, 148940, 171520, 173312, 181436, 188672, 216640, 226795, 235840, 238304, 297880, 346624, 362872, 377344, 433280, 453590, 471680, 476608, 498949, 595760, 725744, 866560, 907180, 943360, 953216, 997898, 1191520, 1451488, 1733120, 1814360, 1886720, 1906432, 1995796, 2383040, 2494745, 2902976, 3628720, 3812864, 3991592, 4766080, 4989490, 5805952, 7257440, 7983184, 9532160, 9978980, 11611904, 14514880, 15966368, 19064320, 19957960, 23223808, 29029760, 31932736, 39915920, 58059520, 63865472, 79831840, 116119040, 127730944, 159663680, 255461888, 319327360, 638654720, 1277309440]

約数ペア:

[(1, 1277309440), (2, 638654720), (4, 319327360), (5, 255461888), (8, 159663680), (10, 127730944), (11, 116119040), (16, 79831840), (20, 63865472), (22, 58059520), (32, 39915920), (40, 31932736), (44, 29029760), (55, 23223808), (64, 19957960), (67, 19064320), (80, 15966368), (88, 14514880), (110, 11611904), (128, 9978980), (134, 9532160), (160, 7983184), (176, 7257440), (220, 5805952), (256, 4989490), (268, 4766080), (320, 3991592), (335, 3812864), (352, 3628720), (440, 2902976), (512, 2494745), (536, 2383040), (640, 1995796), (670, 1906432), (677, 1886720), (704, 1814360), (737, 1733120), (880, 1451488), (1072, 1191520), (1280, 997898), (1340, 953216), (1354, 943360), (1408, 907180), (1474, 866560), (1760, 725744), (2144, 595760), (2560, 498949), (2680, 476608), (2708, 471680), (2816, 453590), (2948, 433280), (3385, 377344), (3520, 362872), (3685, 346624), (4288, 297880), (5360, 238304), (5416, 235840), (5632, 226795), (5896, 216640), (6770, 188672), (7040, 181436), (7370, 173312), (7447, 171520), (8576, 148940), (10720, 119152), (10832, 117920), (11792, 108320), (13540, 94336), (14080, 90718), (14740, 86656), (14894, 85760), (17152, 74470), (21440, 59576), (21664, 58960), (23584, 54160), (27080, 47168), (28160, 45359), (29480, 43328), (29788, 42880), (34304, 37235)]