281168384

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4129}}^1$

素因数の和:4173

約数の個数: 80

約数和(自身を含む): 675998400

約数和(自身を除く): 394830016

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 512, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 3584, 4129, 4256, 4864, 8258, 8512, 9728, 16516, 17024, 28903, 33032, 34048, 57806, 66064, 68096, 78451, 115612, 132128, 156902, 231224, 264256, 313804, 462448, 528512, 549157, 627608, 924896, 1057024, 1098314, 1255216, 1849792, 2114048, 2196628, 2510432, 3699584, 4393256, 5020864, 7399168, 8786512, 10041728, 14798336, 17573024, 20083456, 35146048, 40166912, 70292096, 140584192, 281168384]

約数ペア:

[(1, 281168384), (2, 140584192), (4, 70292096), (7, 40166912), (8, 35146048), (14, 20083456), (16, 17573024), (19, 14798336), (28, 10041728), (32, 8786512), (38, 7399168), (56, 5020864), (64, 4393256), (76, 3699584), (112, 2510432), (128, 2196628), (133, 2114048), (152, 1849792), (224, 1255216), (256, 1098314), (266, 1057024), (304, 924896), (448, 627608), (512, 549157), (532, 528512), (608, 462448), (896, 313804), (1064, 264256), (1216, 231224), (1792, 156902), (2128, 132128), (2432, 115612), (3584, 78451), (4129, 68096), (4256, 66064), (4864, 57806), (8258, 34048), (8512, 33032), (9728, 28903), (16516, 17024)]