257616384

素因数分解:

$2^9\times 3^1\times {\mathrm{367}}^1\times {\mathrm{457}}^1$

素因数の和:845

約数の個数: 80

約数和(自身を含む): 689682048

約数和(自身を除く): 432065664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 367, 384, 457, 512, 734, 768, 914, 1101, 1371, 1468, 1536, 1828, 2202, 2742, 2936, 3656, 4404, 5484, 5872, 7312, 8808, 10968, 11744, 14624, 17616, 21936, 23488, 29248, 35232, 43872, 46976, 58496, 70464, 87744, 93952, 116992, 140928, 167719, 175488, 187904, 233984, 281856, 335438, 350976, 503157, 563712, 670876, 701952, 1006314, 1341752, 2012628, 2683504, 4025256, 5367008, 8050512, 10734016, 16101024, 21468032, 32202048, 42936064, 64404096, 85872128, 128808192, 257616384]

約数ペア:

[(1, 257616384), (2, 128808192), (3, 85872128), (4, 64404096), (6, 42936064), (8, 32202048), (12, 21468032), (16, 16101024), (24, 10734016), (32, 8050512), (48, 5367008), (64, 4025256), (96, 2683504), (128, 2012628), (192, 1341752), (256, 1006314), (367, 701952), (384, 670876), (457, 563712), (512, 503157), (734, 350976), (768, 335438), (914, 281856), (1101, 233984), (1371, 187904), (1468, 175488), (1536, 167719), (1828, 140928), (2202, 116992), (2742, 93952), (2936, 87744), (3656, 70464), (4404, 58496), (5484, 46976), (5872, 43872), (7312, 35232), (8808, 29248), (10968, 23488), (11744, 21936), (14624, 17616)]