208939136

素因数分解:

$2^7\times 7^3\times {\mathrm{4759}}^1$

素因数の和:4794

約数の個数: 64

約数和(自身を含む): 485520000

約数和(自身を除く): 276580864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 343, 392, 448, 686, 784, 896, 1372, 1568, 2744, 3136, 4759, 5488, 6272, 9518, 10976, 19036, 21952, 33313, 38072, 43904, 66626, 76144, 133252, 152288, 233191, 266504, 304576, 466382, 533008, 609152, 932764, 1066016, 1632337, 1865528, 2132032, 3264674, 3731056, 4264064, 6529348, 7462112, 13058696, 14924224, 26117392, 29848448, 52234784, 104469568, 208939136]

約数ペア:

[(1, 208939136), (2, 104469568), (4, 52234784), (7, 29848448), (8, 26117392), (14, 14924224), (16, 13058696), (28, 7462112), (32, 6529348), (49, 4264064), (56, 3731056), (64, 3264674), (98, 2132032), (112, 1865528), (128, 1632337), (196, 1066016), (224, 932764), (343, 609152), (392, 533008), (448, 466382), (686, 304576), (784, 266504), (896, 233191), (1372, 152288), (1568, 133252), (2744, 76144), (3136, 66626), (4759, 43904), (5488, 38072), (6272, 33313), (9518, 21952), (10976, 19036)]