138428784

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{157}}^2$

素因数の和:344

約数の個数: 120

約数和(自身を含む): 430649520

約数和(自身を除く): 292220736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 157, 208, 216, 234, 312, 314, 351, 432, 468, 471, 624, 628, 702, 936, 942, 1256, 1404, 1413, 1872, 1884, 2041, 2512, 2808, 2826, 3768, 4082, 4239, 5616, 5652, 6123, 7536, 8164, 8478, 11304, 12246, 16328, 16956, 18369, 22608, 24492, 24649, 32656, 33912, 36738, 48984, 49298, 55107, 67824, 73476, 73947, 97968, 98596, 110214, 146952, 147894, 197192, 220428, 221841, 293904, 295788, 320437, 394384, 440856, 443682, 591576, 640874, 665523, 881712, 887364, 961311, 1183152, 1281748, 1331046, 1774728, 1922622, 2563496, 2662092, 2883933, 3549456, 3845244, 5126992, 5324184, 5767866, 7690488, 8651799, 10648368, 11535732, 15380976, 17303598, 23071464, 34607196, 46142928, 69214392, 138428784]

約数ペア:

[(1, 138428784), (2, 69214392), (3, 46142928), (4, 34607196), (6, 23071464), (8, 17303598), (9, 15380976), (12, 11535732), (13, 10648368), (16, 8651799), (18, 7690488), (24, 5767866), (26, 5324184), (27, 5126992), (36, 3845244), (39, 3549456), (48, 2883933), (52, 2662092), (54, 2563496), (72, 1922622), (78, 1774728), (104, 1331046), (108, 1281748), (117, 1183152), (144, 961311), (156, 887364), (157, 881712), (208, 665523), (216, 640874), (234, 591576), (312, 443682), (314, 440856), (351, 394384), (432, 320437), (468, 295788), (471, 293904), (624, 221841), (628, 220428), (702, 197192), (936, 147894), (942, 146952), (1256, 110214), (1404, 98596), (1413, 97968), (1872, 73947), (1884, 73476), (2041, 67824), (2512, 55107), (2808, 49298), (2826, 48984), (3768, 36738), (4082, 33912), (4239, 32656), (5616, 24649), (5652, 24492), (6123, 22608), (7536, 18369), (8164, 16956), (8478, 16328), (11304, 12246)]