71781216

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:648

約数の個数: 96

約数和(自身を含む): 205117920

約数和(自身を除く): 133336704

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 113, 156, 208, 226, 312, 339, 416, 452, 509, 624, 678, 904, 1018, 1248, 1356, 1469, 1527, 1808, 2036, 2712, 2938, 3054, 3616, 4072, 4407, 5424, 5876, 6108, 6617, 8144, 8814, 10848, 11752, 12216, 13234, 16288, 17628, 19851, 23504, 24432, 26468, 35256, 39702, 47008, 48864, 52936, 57517, 70512, 79404, 105872, 115034, 141024, 158808, 172551, 211744, 230068, 317616, 345102, 460136, 635232, 690204, 747721, 920272, 1380408, 1495442, 1840544, 2243163, 2760816, 2990884, 4486326, 5521632, 5981768, 8972652, 11963536, 17945304, 23927072, 35890608, 71781216]

約数ペア:

[(1, 71781216), (2, 35890608), (3, 23927072), (4, 17945304), (6, 11963536), (8, 8972652), (12, 5981768), (13, 5521632), (16, 4486326), (24, 2990884), (26, 2760816), (32, 2243163), (39, 1840544), (48, 1495442), (52, 1380408), (78, 920272), (96, 747721), (104, 690204), (113, 635232), (156, 460136), (208, 345102), (226, 317616), (312, 230068), (339, 211744), (416, 172551), (452, 158808), (509, 141024), (624, 115034), (678, 105872), (904, 79404), (1018, 70512), (1248, 57517), (1356, 52936), (1469, 48864), (1527, 47008), (1808, 39702), (2036, 35256), (2712, 26468), (2938, 24432), (3054, 23504), (3616, 19851), (4072, 17628), (4407, 16288), (5424, 13234), (5876, 12216), (6108, 11752), (6617, 10848), (8144, 8814)]