388904768

素因数分解:

$2^6\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:213

約数の個数: 168

約数和(自身を含む): 969446880

約数和(自身を除く): 580542112

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 61, 64, 76, 98, 107, 112, 122, 133, 152, 196, 214, 224, 244, 266, 304, 392, 427, 428, 448, 488, 532, 608, 749, 784, 854, 856, 931, 976, 1064, 1159, 1216, 1498, 1568, 1708, 1712, 1862, 1952, 2033, 2128, 2318, 2989, 2996, 3136, 3416, 3424, 3724, 3904, 4066, 4256, 4636, 5243, 5978, 5992, 6527, 6832, 6848, 7448, 8113, 8132, 8512, 9272, 10486, 11956, 11984, 13054, 13664, 14231, 14896, 16226, 16264, 18544, 20972, 23912, 23968, 26108, 27328, 28462, 29792, 32452, 32528, 37088, 41944, 45689, 47824, 47936, 52216, 56791, 56924, 59584, 64904, 65056, 74176, 83888, 91378, 95648, 99617, 104432, 113582, 113848, 124013, 129808, 130112, 167776, 182756, 191296, 199234, 208864, 227164, 227696, 248026, 259616, 319823, 335552, 365512, 398468, 417728, 454328, 455392, 496052, 519232, 639646, 731024, 796936, 868091, 908656, 910784, 992104, 1279292, 1462048, 1593872, 1736182, 1817312, 1984208, 2558584, 2924096, 3187744, 3472364, 3634624, 3968416, 5117168, 6076637, 6375488, 6944728, 7936832, 10234336, 12153274, 13889456, 20468672, 24306548, 27778912, 48613096, 55557824, 97226192, 194452384, 388904768]

約数ペア:

[(1, 388904768), (2, 194452384), (4, 97226192), (7, 55557824), (8, 48613096), (14, 27778912), (16, 24306548), (19, 20468672), (28, 13889456), (32, 12153274), (38, 10234336), (49, 7936832), (56, 6944728), (61, 6375488), (64, 6076637), (76, 5117168), (98, 3968416), (107, 3634624), (112, 3472364), (122, 3187744), (133, 2924096), (152, 2558584), (196, 1984208), (214, 1817312), (224, 1736182), (244, 1593872), (266, 1462048), (304, 1279292), (392, 992104), (427, 910784), (428, 908656), (448, 868091), (488, 796936), (532, 731024), (608, 639646), (749, 519232), (784, 496052), (854, 455392), (856, 454328), (931, 417728), (976, 398468), (1064, 365512), (1159, 335552), (1216, 319823), (1498, 259616), (1568, 248026), (1708, 227696), (1712, 227164), (1862, 208864), (1952, 199234), (2033, 191296), (2128, 182756), (2318, 167776), (2989, 130112), (2996, 129808), (3136, 124013), (3416, 113848), (3424, 113582), (3724, 104432), (3904, 99617), (4066, 95648), (4256, 91378), (4636, 83888), (5243, 74176), (5978, 65056), (5992, 64904), (6527, 59584), (6832, 56924), (6848, 56791), (7448, 52216), (8113, 47936), (8132, 47824), (8512, 45689), (9272, 41944), (10486, 37088), (11956, 32528), (11984, 32452), (13054, 29792), (13664, 28462), (14231, 27328), (14896, 26108), (16226, 23968), (16264, 23912), (18544, 20972)]