255139456

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 610727040

約数和(自身を除く): 355587584

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 53, 64, 88, 104, 106, 128, 143, 176, 208, 212, 263, 286, 352, 416, 424, 526, 572, 583, 689, 704, 832, 848, 1052, 1144, 1166, 1378, 1408, 1664, 1696, 2104, 2288, 2332, 2756, 2893, 3392, 3419, 4208, 4576, 4664, 5512, 5786, 6784, 6838, 7579, 8416, 9152, 9328, 11024, 11572, 13676, 13939, 15158, 16832, 18304, 18656, 22048, 23144, 27352, 27878, 30316, 33664, 37312, 37609, 44096, 46288, 54704, 55756, 60632, 74624, 75218, 88192, 92576, 109408, 111512, 121264, 150436, 153329, 181207, 185152, 218816, 223024, 242528, 300872, 306658, 362414, 370304, 437632, 446048, 485056, 601744, 613316, 724828, 892096, 970112, 1203488, 1226632, 1449656, 1784192, 1993277, 2406976, 2453264, 2899312, 3986554, 4813952, 4906528, 5798624, 7973108, 9813056, 11597248, 15946216, 19626112, 23194496, 31892432, 63784864, 127569728, 255139456]

約数ペア:

[(1, 255139456), (2, 127569728), (4, 63784864), (8, 31892432), (11, 23194496), (13, 19626112), (16, 15946216), (22, 11597248), (26, 9813056), (32, 7973108), (44, 5798624), (52, 4906528), (53, 4813952), (64, 3986554), (88, 2899312), (104, 2453264), (106, 2406976), (128, 1993277), (143, 1784192), (176, 1449656), (208, 1226632), (212, 1203488), (263, 970112), (286, 892096), (352, 724828), (416, 613316), (424, 601744), (526, 485056), (572, 446048), (583, 437632), (689, 370304), (704, 362414), (832, 306658), (848, 300872), (1052, 242528), (1144, 223024), (1166, 218816), (1378, 185152), (1408, 181207), (1664, 153329), (1696, 150436), (2104, 121264), (2288, 111512), (2332, 109408), (2756, 92576), (2893, 88192), (3392, 75218), (3419, 74624), (4208, 60632), (4576, 55756), (4664, 54704), (5512, 46288), (5786, 44096), (6784, 37609), (6838, 37312), (7579, 33664), (8416, 30316), (9152, 27878), (9328, 27352), (11024, 23144), (11572, 22048), (13676, 18656), (13939, 18304), (15158, 16832)]