257139072

素因数分解:

$2^7\times 3^2\times {\mathrm{223211}}^1$

素因数の和:223231

約数の個数: 48

約数和(自身を含む): 739947780

約数和(自身を除く): 482808708

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 223211, 446422, 669633, 892844, 1339266, 1785688, 2008899, 2678532, 3571376, 4017798, 5357064, 7142752, 8035596, 10714128, 14285504, 16071192, 21428256, 28571008, 32142384, 42856512, 64284768, 85713024, 128569536, 257139072]

約数ペア:

[(1, 257139072), (2, 128569536), (3, 85713024), (4, 64284768), (6, 42856512), (8, 32142384), (9, 28571008), (12, 21428256), (16, 16071192), (18, 14285504), (24, 10714128), (32, 8035596), (36, 7142752), (48, 5357064), (64, 4017798), (72, 3571376), (96, 2678532), (128, 2008899), (144, 1785688), (192, 1339266), (288, 892844), (384, 669633), (576, 446422), (1152, 223211)]