249998384

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:370

約数の個数: 60

約数和(自身を含む): 509766480

約数和(自身を除く): 259768096

約数列:

[1, 2, 4, 8, 16, 31, 62, 71, 124, 142, 229, 248, 284, 458, 496, 568, 916, 961, 1136, 1832, 1922, 2201, 3664, 3844, 4402, 7099, 7688, 8804, 14198, 15376, 16259, 17608, 28396, 32518, 35216, 56792, 65036, 68231, 113584, 130072, 136462, 220069, 260144, 272924, 440138, 504029, 545848, 880276, 1008058, 1091696, 1760552, 2016116, 3521104, 4032232, 8064464, 15624899, 31249798, 62499596, 124999192, 249998384]

約数ペア:

[(1, 249998384), (2, 124999192), (4, 62499596), (8, 31249798), (16, 15624899), (31, 8064464), (62, 4032232), (71, 3521104), (124, 2016116), (142, 1760552), (229, 1091696), (248, 1008058), (284, 880276), (458, 545848), (496, 504029), (568, 440138), (916, 272924), (961, 260144), (1136, 220069), (1832, 136462), (1922, 130072), (2201, 113584), (3664, 68231), (3844, 65036), (4402, 56792), (7099, 35216), (7688, 32518), (8804, 28396), (14198, 17608), (15376, 16259)]