208373984

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:632

約数の個数: 96

約数和(自身を含む): 509160960

約数和(自身を除く): 300786976

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 163, 182, 208, 224, 326, 364, 416, 439, 652, 728, 878, 1141, 1304, 1456, 1756, 2119, 2282, 2608, 2912, 3073, 3512, 4238, 4564, 5216, 5707, 6146, 7024, 8476, 9128, 11414, 12292, 14048, 14833, 16952, 18256, 22828, 24584, 29666, 33904, 36512, 39949, 45656, 49168, 59332, 67808, 71557, 79898, 91312, 98336, 118664, 143114, 159796, 182624, 237328, 286228, 319592, 474656, 500899, 572456, 639184, 930241, 1001798, 1144912, 1278368, 1860482, 2003596, 2289824, 3720964, 4007192, 6511687, 7441928, 8014384, 13023374, 14883856, 16028768, 26046748, 29767712, 52093496, 104186992, 208373984]

約数ペア:

[(1, 208373984), (2, 104186992), (4, 52093496), (7, 29767712), (8, 26046748), (13, 16028768), (14, 14883856), (16, 13023374), (26, 8014384), (28, 7441928), (32, 6511687), (52, 4007192), (56, 3720964), (91, 2289824), (104, 2003596), (112, 1860482), (163, 1278368), (182, 1144912), (208, 1001798), (224, 930241), (326, 639184), (364, 572456), (416, 500899), (439, 474656), (652, 319592), (728, 286228), (878, 237328), (1141, 182624), (1304, 159796), (1456, 143114), (1756, 118664), (2119, 98336), (2282, 91312), (2608, 79898), (2912, 71557), (3073, 67808), (3512, 59332), (4238, 49168), (4564, 45656), (5216, 39949), (5707, 36512), (6146, 33904), (7024, 29666), (8476, 24584), (9128, 22828), (11414, 18256), (12292, 16952), (14048, 14833)]