138431616

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:478

約数の個数: 128

約数和(自身を含む): 393638400

約数和(自身を除く): 255206784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 31, 32, 48, 58, 62, 64, 87, 93, 96, 116, 124, 128, 174, 186, 192, 232, 248, 348, 372, 384, 401, 464, 496, 696, 744, 802, 899, 928, 992, 1203, 1392, 1488, 1604, 1798, 1856, 1984, 2406, 2697, 2784, 2976, 3208, 3596, 3712, 3968, 4812, 5394, 5568, 5952, 6416, 7192, 9624, 10788, 11136, 11629, 11904, 12431, 12832, 14384, 19248, 21576, 23258, 24862, 25664, 28768, 34887, 37293, 38496, 43152, 46516, 49724, 51328, 57536, 69774, 74586, 76992, 86304, 93032, 99448, 115072, 139548, 149172, 153984, 172608, 186064, 198896, 279096, 298344, 345216, 360499, 372128, 397792, 558192, 596688, 720998, 744256, 795584, 1081497, 1116384, 1193376, 1441996, 1488512, 1591168, 2162994, 2232768, 2386752, 2883992, 4325988, 4465536, 4773504, 5767984, 8651976, 11535968, 17303952, 23071936, 34607904, 46143872, 69215808, 138431616]

約数ペア:

[(1, 138431616), (2, 69215808), (3, 46143872), (4, 34607904), (6, 23071936), (8, 17303952), (12, 11535968), (16, 8651976), (24, 5767984), (29, 4773504), (31, 4465536), (32, 4325988), (48, 2883992), (58, 2386752), (62, 2232768), (64, 2162994), (87, 1591168), (93, 1488512), (96, 1441996), (116, 1193376), (124, 1116384), (128, 1081497), (174, 795584), (186, 744256), (192, 720998), (232, 596688), (248, 558192), (348, 397792), (372, 372128), (384, 360499), (401, 345216), (464, 298344), (496, 279096), (696, 198896), (744, 186064), (802, 172608), (899, 153984), (928, 149172), (992, 139548), (1203, 115072), (1392, 99448), (1488, 93032), (1604, 86304), (1798, 76992), (1856, 74586), (1984, 69774), (2406, 57536), (2697, 51328), (2784, 49724), (2976, 46516), (3208, 43152), (3596, 38496), (3712, 37293), (3968, 34887), (4812, 28768), (5394, 25664), (5568, 24862), (5952, 23258), (6416, 21576), (7192, 19248), (9624, 14384), (10788, 12832), (11136, 12431), (11629, 11904)]