139102720

素因数分解:

$2^9\times 5^1\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:901

約数の個数: 80

約数和(自身を含む): 338915808

約数和(自身を除く): 199813088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 512, 536, 640, 670, 811, 1072, 1280, 1340, 1622, 2144, 2560, 2680, 3244, 4055, 4288, 5360, 6488, 8110, 8576, 10720, 12976, 16220, 17152, 21440, 25952, 32440, 34304, 42880, 51904, 54337, 64880, 85760, 103808, 108674, 129760, 171520, 207616, 217348, 259520, 271685, 415232, 434696, 519040, 543370, 869392, 1038080, 1086740, 1738784, 2076160, 2173480, 3477568, 4346960, 6955136, 8693920, 13910272, 17387840, 27820544, 34775680, 69551360, 139102720]

約数ペア:

[(1, 139102720), (2, 69551360), (4, 34775680), (5, 27820544), (8, 17387840), (10, 13910272), (16, 8693920), (20, 6955136), (32, 4346960), (40, 3477568), (64, 2173480), (67, 2076160), (80, 1738784), (128, 1086740), (134, 1038080), (160, 869392), (256, 543370), (268, 519040), (320, 434696), (335, 415232), (512, 271685), (536, 259520), (640, 217348), (670, 207616), (811, 171520), (1072, 129760), (1280, 108674), (1340, 103808), (1622, 85760), (2144, 64880), (2560, 54337), (2680, 51904), (3244, 42880), (4055, 34304), (4288, 32440), (5360, 25952), (6488, 21440), (8110, 17152), (8576, 16220), (10720, 12976)]