261855744

素因数分解:

$2^9\times 3^1\times {\mathrm{151}}^1\times {\mathrm{1129}}^1$

素因数の和:1301

約数の個数: 80

約数和(自身を含む): 702841920

約数和(自身を除く): 440986176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 151, 192, 256, 302, 384, 453, 512, 604, 768, 906, 1129, 1208, 1536, 1812, 2258, 2416, 3387, 3624, 4516, 4832, 6774, 7248, 9032, 9664, 13548, 14496, 18064, 19328, 27096, 28992, 36128, 38656, 54192, 57984, 72256, 77312, 108384, 115968, 144512, 170479, 216768, 231936, 289024, 340958, 433536, 511437, 578048, 681916, 867072, 1022874, 1363832, 1734144, 2045748, 2727664, 4091496, 5455328, 8182992, 10910656, 16365984, 21821312, 32731968, 43642624, 65463936, 87285248, 130927872, 261855744]

約数ペア:

[(1, 261855744), (2, 130927872), (3, 87285248), (4, 65463936), (6, 43642624), (8, 32731968), (12, 21821312), (16, 16365984), (24, 10910656), (32, 8182992), (48, 5455328), (64, 4091496), (96, 2727664), (128, 2045748), (151, 1734144), (192, 1363832), (256, 1022874), (302, 867072), (384, 681916), (453, 578048), (512, 511437), (604, 433536), (768, 340958), (906, 289024), (1129, 231936), (1208, 216768), (1536, 170479), (1812, 144512), (2258, 115968), (2416, 108384), (3387, 77312), (3624, 72256), (4516, 57984), (4832, 54192), (6774, 38656), (7248, 36128), (9032, 28992), (9664, 27096), (13548, 19328), (14496, 18064)]