247262976

素因数分解:

$2^8\times 3^3\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:539

約数の個数: 144

約数和(自身を含む): 741726720

約数和(自身を除く): 494463744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 83, 96, 108, 128, 144, 166, 192, 216, 249, 256, 288, 332, 384, 431, 432, 498, 576, 664, 747, 768, 862, 864, 996, 1152, 1293, 1328, 1494, 1724, 1728, 1992, 2241, 2304, 2586, 2656, 2988, 3448, 3456, 3879, 3984, 4482, 5172, 5312, 5976, 6896, 6912, 7758, 7968, 8964, 10344, 10624, 11637, 11952, 13792, 15516, 15936, 17928, 20688, 21248, 23274, 23904, 27584, 31032, 31872, 35773, 35856, 41376, 46548, 47808, 55168, 62064, 63744, 71546, 71712, 82752, 93096, 95616, 107319, 110336, 124128, 143092, 143424, 165504, 186192, 191232, 214638, 248256, 286184, 286848, 321957, 331008, 372384, 429276, 496512, 572368, 573696, 643914, 744768, 858552, 965871, 993024, 1144736, 1287828, 1489536, 1717104, 1931742, 2289472, 2575656, 2979072, 3434208, 3863484, 4578944, 5151312, 6868416, 7726968, 9157888, 10302624, 13736832, 15453936, 20605248, 27473664, 30907872, 41210496, 61815744, 82420992, 123631488, 247262976]

約数ペア:

[(1, 247262976), (2, 123631488), (3, 82420992), (4, 61815744), (6, 41210496), (8, 30907872), (9, 27473664), (12, 20605248), (16, 15453936), (18, 13736832), (24, 10302624), (27, 9157888), (32, 7726968), (36, 6868416), (48, 5151312), (54, 4578944), (64, 3863484), (72, 3434208), (83, 2979072), (96, 2575656), (108, 2289472), (128, 1931742), (144, 1717104), (166, 1489536), (192, 1287828), (216, 1144736), (249, 993024), (256, 965871), (288, 858552), (332, 744768), (384, 643914), (431, 573696), (432, 572368), (498, 496512), (576, 429276), (664, 372384), (747, 331008), (768, 321957), (862, 286848), (864, 286184), (996, 248256), (1152, 214638), (1293, 191232), (1328, 186192), (1494, 165504), (1724, 143424), (1728, 143092), (1992, 124128), (2241, 110336), (2304, 107319), (2586, 95616), (2656, 93096), (2988, 82752), (3448, 71712), (3456, 71546), (3879, 63744), (3984, 62064), (4482, 55168), (5172, 47808), (5312, 46548), (5976, 41376), (6896, 35856), (6912, 35773), (7758, 31872), (7968, 31032), (8964, 27584), (10344, 23904), (10624, 23274), (11637, 21248), (11952, 20688), (13792, 17928), (15516, 15936)]