28180992

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{2621}}^1$

素因数の和:2649

約数の個数: 80

約数和(自身を含む): 85833792

約数和(自身を除く): 57652800

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 2621, 2688, 3584, 5242, 5376, 7863, 10484, 10752, 15726, 18347, 20968, 31452, 36694, 41936, 55041, 62904, 73388, 83872, 110082, 125808, 146776, 167744, 220164, 251616, 293552, 335488, 440328, 503232, 587104, 670976, 880656, 1006464, 1174208, 1341952, 1761312, 2012928, 2348416, 3522624, 4025856, 4696832, 7045248, 9393664, 14090496, 28180992]

約数ペア:

[(1, 28180992), (2, 14090496), (3, 9393664), (4, 7045248), (6, 4696832), (7, 4025856), (8, 3522624), (12, 2348416), (14, 2012928), (16, 1761312), (21, 1341952), (24, 1174208), (28, 1006464), (32, 880656), (42, 670976), (48, 587104), (56, 503232), (64, 440328), (84, 335488), (96, 293552), (112, 251616), (128, 220164), (168, 167744), (192, 146776), (224, 125808), (256, 110082), (336, 83872), (384, 73388), (448, 62904), (512, 55041), (672, 41936), (768, 36694), (896, 31452), (1344, 20968), (1536, 18347), (1792, 15726), (2621, 10752), (2688, 10484), (3584, 7863), (5242, 5376)]