257338368

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{3989}}^1$

素因数の和:4022

約数の個数: 132

約数和(自身を含む): 849423120

約数和(自身を除く): 592084752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1024, 1152, 1344, 1536, 1792, 2016, 2304, 2688, 3072, 3584, 3989, 4032, 4608, 5376, 7168, 7978, 8064, 9216, 10752, 11967, 15956, 16128, 21504, 23934, 27923, 31912, 32256, 35901, 47868, 55846, 63824, 64512, 71802, 83769, 95736, 111692, 127648, 143604, 167538, 191472, 223384, 251307, 255296, 287208, 335076, 382944, 446768, 502614, 510592, 574416, 670152, 765888, 893536, 1005228, 1021184, 1148832, 1340304, 1531776, 1787072, 2010456, 2042368, 2297664, 2680608, 3063552, 3574144, 4020912, 4084736, 4595328, 5361216, 6127104, 7148288, 8041824, 9190656, 10722432, 12254208, 14296576, 16083648, 18381312, 21444864, 28593152, 32167296, 36762624, 42889728, 64334592, 85779456, 128669184, 257338368]

約数ペア:

[(1, 257338368), (2, 128669184), (3, 85779456), (4, 64334592), (6, 42889728), (7, 36762624), (8, 32167296), (9, 28593152), (12, 21444864), (14, 18381312), (16, 16083648), (18, 14296576), (21, 12254208), (24, 10722432), (28, 9190656), (32, 8041824), (36, 7148288), (42, 6127104), (48, 5361216), (56, 4595328), (63, 4084736), (64, 4020912), (72, 3574144), (84, 3063552), (96, 2680608), (112, 2297664), (126, 2042368), (128, 2010456), (144, 1787072), (168, 1531776), (192, 1340304), (224, 1148832), (252, 1021184), (256, 1005228), (288, 893536), (336, 765888), (384, 670152), (448, 574416), (504, 510592), (512, 502614), (576, 446768), (672, 382944), (768, 335076), (896, 287208), (1008, 255296), (1024, 251307), (1152, 223384), (1344, 191472), (1536, 167538), (1792, 143604), (2016, 127648), (2304, 111692), (2688, 95736), (3072, 83769), (3584, 71802), (3989, 64512), (4032, 63824), (4608, 55846), (5376, 47868), (7168, 35901), (7978, 32256), (8064, 31912), (9216, 27923), (10752, 23934), (11967, 21504), (15956, 16128)]