289580032

素因数分解:

$2^{10}\times 7^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:667

約数の個数: 88

約数和(自身を含む): 672071040

約数和(自身を除く): 382491008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 512, 568, 569, 896, 994, 1024, 1136, 1138, 1792, 1988, 2272, 2276, 3584, 3976, 3983, 4544, 4552, 7168, 7952, 7966, 9088, 9104, 15904, 15932, 18176, 18208, 31808, 31864, 36352, 36416, 40399, 63616, 63728, 72704, 72832, 80798, 127232, 127456, 145664, 161596, 254464, 254912, 282793, 291328, 323192, 508928, 509824, 565586, 582656, 646384, 1019648, 1131172, 1292768, 2039296, 2262344, 2585536, 4078592, 4524688, 5171072, 9049376, 10342144, 18098752, 20684288, 36197504, 41368576, 72395008, 144790016, 289580032]

約数ペア:

[(1, 289580032), (2, 144790016), (4, 72395008), (7, 41368576), (8, 36197504), (14, 20684288), (16, 18098752), (28, 10342144), (32, 9049376), (56, 5171072), (64, 4524688), (71, 4078592), (112, 2585536), (128, 2262344), (142, 2039296), (224, 1292768), (256, 1131172), (284, 1019648), (448, 646384), (497, 582656), (512, 565586), (568, 509824), (569, 508928), (896, 323192), (994, 291328), (1024, 282793), (1136, 254912), (1138, 254464), (1792, 161596), (1988, 145664), (2272, 127456), (2276, 127232), (3584, 80798), (3976, 72832), (3983, 72704), (4544, 63728), (4552, 63616), (7168, 40399), (7952, 36416), (7966, 36352), (9088, 31864), (9104, 31808), (15904, 18208), (15932, 18176)]