208688256

素因数分解:

$2^7\times 3^2\times 7^2\times {\mathrm{3697}}^1$

素因数の和:3731

約数の個数: 144

約数和(自身を含む): 698755590

約数和(自身を除く): 490067334

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 384, 392, 441, 448, 504, 576, 588, 672, 784, 882, 896, 1008, 1152, 1176, 1344, 1568, 1764, 2016, 2352, 2688, 3136, 3528, 3697, 4032, 4704, 6272, 7056, 7394, 8064, 9408, 11091, 14112, 14788, 18816, 22182, 25879, 28224, 29576, 33273, 44364, 51758, 56448, 59152, 66546, 77637, 88728, 103516, 118304, 133092, 155274, 177456, 181153, 207032, 232911, 236608, 266184, 310548, 354912, 362306, 414064, 465822, 473216, 532368, 543459, 621096, 709824, 724612, 828128, 931644, 1064736, 1086918, 1242192, 1419648, 1449224, 1630377, 1656256, 1863288, 2129472, 2173836, 2484384, 2898448, 3260754, 3312512, 3726576, 4258944, 4347672, 4968768, 5796896, 6521508, 7453152, 8695344, 9937536, 11593792, 13043016, 14906304, 17390688, 23187584, 26086032, 29812608, 34781376, 52172064, 69562752, 104344128, 208688256]

約数ペア:

[(1, 208688256), (2, 104344128), (3, 69562752), (4, 52172064), (6, 34781376), (7, 29812608), (8, 26086032), (9, 23187584), (12, 17390688), (14, 14906304), (16, 13043016), (18, 11593792), (21, 9937536), (24, 8695344), (28, 7453152), (32, 6521508), (36, 5796896), (42, 4968768), (48, 4347672), (49, 4258944), (56, 3726576), (63, 3312512), (64, 3260754), (72, 2898448), (84, 2484384), (96, 2173836), (98, 2129472), (112, 1863288), (126, 1656256), (128, 1630377), (144, 1449224), (147, 1419648), (168, 1242192), (192, 1086918), (196, 1064736), (224, 931644), (252, 828128), (288, 724612), (294, 709824), (336, 621096), (384, 543459), (392, 532368), (441, 473216), (448, 465822), (504, 414064), (576, 362306), (588, 354912), (672, 310548), (784, 266184), (882, 236608), (896, 232911), (1008, 207032), (1152, 181153), (1176, 177456), (1344, 155274), (1568, 133092), (1764, 118304), (2016, 103516), (2352, 88728), (2688, 77637), (3136, 66546), (3528, 59152), (3697, 56448), (4032, 51758), (4704, 44364), (6272, 33273), (7056, 29576), (7394, 28224), (8064, 25879), (9408, 22182), (11091, 18816), (14112, 14788)]