256263168

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{701}}^1$

素因数の和:748

約数の個数: 176

約数和(自身を含む): 827708544

約数和(自身を除く): 571445376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 112, 119, 128, 136, 168, 192, 204, 224, 238, 256, 272, 336, 357, 384, 408, 448, 476, 512, 544, 672, 701, 714, 768, 816, 896, 952, 1024, 1088, 1344, 1402, 1428, 1536, 1632, 1792, 1904, 2103, 2176, 2688, 2804, 2856, 3072, 3264, 3584, 3808, 4206, 4352, 4907, 5376, 5608, 5712, 6528, 7168, 7616, 8412, 8704, 9814, 10752, 11216, 11424, 11917, 13056, 14721, 15232, 16824, 17408, 19628, 21504, 22432, 22848, 23834, 26112, 29442, 30464, 33648, 35751, 39256, 44864, 45696, 47668, 52224, 58884, 60928, 67296, 71502, 78512, 83419, 89728, 91392, 95336, 117768, 121856, 134592, 143004, 157024, 166838, 179456, 182784, 190672, 235536, 250257, 269184, 286008, 314048, 333676, 358912, 365568, 381344, 471072, 500514, 538368, 572016, 628096, 667352, 717824, 762688, 942144, 1001028, 1076736, 1144032, 1256192, 1334704, 1525376, 1884288, 2002056, 2153472, 2288064, 2512384, 2669408, 3050752, 3768576, 4004112, 4576128, 5024768, 5338816, 6101504, 7537152, 8008224, 9152256, 10677632, 12203008, 15074304, 16016448, 18304512, 21355264, 32032896, 36609024, 42710528, 64065792, 85421056, 128131584, 256263168]

約数ペア:

[(1, 256263168), (2, 128131584), (3, 85421056), (4, 64065792), (6, 42710528), (7, 36609024), (8, 32032896), (12, 21355264), (14, 18304512), (16, 16016448), (17, 15074304), (21, 12203008), (24, 10677632), (28, 9152256), (32, 8008224), (34, 7537152), (42, 6101504), (48, 5338816), (51, 5024768), (56, 4576128), (64, 4004112), (68, 3768576), (84, 3050752), (96, 2669408), (102, 2512384), (112, 2288064), (119, 2153472), (128, 2002056), (136, 1884288), (168, 1525376), (192, 1334704), (204, 1256192), (224, 1144032), (238, 1076736), (256, 1001028), (272, 942144), (336, 762688), (357, 717824), (384, 667352), (408, 628096), (448, 572016), (476, 538368), (512, 500514), (544, 471072), (672, 381344), (701, 365568), (714, 358912), (768, 333676), (816, 314048), (896, 286008), (952, 269184), (1024, 250257), (1088, 235536), (1344, 190672), (1402, 182784), (1428, 179456), (1536, 166838), (1632, 157024), (1792, 143004), (1904, 134592), (2103, 121856), (2176, 117768), (2688, 95336), (2804, 91392), (2856, 89728), (3072, 83419), (3264, 78512), (3584, 71502), (3808, 67296), (4206, 60928), (4352, 58884), (4907, 52224), (5376, 47668), (5608, 45696), (5712, 44864), (6528, 39256), (7168, 35751), (7616, 33648), (8412, 30464), (8704, 29442), (9814, 26112), (10752, 23834), (11216, 22848), (11424, 22432), (11917, 21504), (13056, 19628), (14721, 17408), (15232, 16824)]