257537280

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:122

約数の個数: 576

約数和(自身を含む): 1120831488

約数和(自身を除く): 863294208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 20, 21, 22, 24, 26, 28, 30, 32, 33, 35, 39, 40, 42, 44, 48, 52, 55, 56, 60, 64, 65, 66, 67, 70, 77, 78, 80, 84, 88, 91, 96, 104, 105, 110, 112, 120, 128, 130, 132, 134, 140, 143, 154, 156, 160, 165, 168, 176, 182, 192, 195, 201, 208, 210, 220, 224, 231, 240, 256, 260, 264, 268, 273, 280, 286, 308, 312, 320, 330, 335, 336, 352, 364, 384, 385, 390, 402, 416, 420, 429, 440, 448, 455, 462, 469, 480, 520, 528, 536, 546, 560, 572, 616, 624, 640, 660, 670, 672, 704, 715, 728, 737, 768, 770, 780, 804, 832, 840, 858, 871, 880, 896, 910, 924, 938, 960, 1001, 1005, 1040, 1056, 1072, 1092, 1120, 1144, 1155, 1232, 1248, 1280, 1320, 1340, 1344, 1365, 1407, 1408, 1430, 1456, 1474, 1540, 1560, 1608, 1664, 1680, 1716, 1742, 1760, 1792, 1820, 1848, 1876, 1920, 2002, 2010, 2080, 2112, 2144, 2145, 2184, 2211, 2240, 2288, 2310, 2345, 2464, 2496, 2613, 2640, 2680, 2688, 2730, 2814, 2816, 2860, 2912, 2948, 3003, 3080, 3120, 3216, 3328, 3360, 3432, 3484, 3520, 3640, 3685, 3696, 3752, 3840, 4004, 4020, 4160, 4224, 4288, 4290, 4355, 4368, 4422, 4480, 4576, 4620, 4690, 4928, 4992, 5005, 5159, 5226, 5280, 5360, 5376, 5460, 5628, 5720, 5824, 5896, 6006, 6097, 6160, 6240, 6432, 6720, 6864, 6968, 7035, 7040, 7280, 7370, 7392, 7504, 8008, 8040, 8320, 8448, 8576, 8580, 8710, 8736, 8844, 8960, 9152, 9240, 9380, 9581, 9856, 9984, 10010, 10318, 10452, 10560, 10720, 10920, 11055, 11256, 11440, 11648, 11792, 12012, 12194, 12320, 12480, 12864, 13065, 13440, 13728, 13936, 14070, 14080, 14560, 14740, 14784, 15008, 15015, 15477, 16016, 16080, 16640, 17152, 17160, 17420, 17472, 17688, 18291, 18304, 18480, 18760, 19162, 19712, 20020, 20636, 20904, 21120, 21440, 21840, 22110, 22512, 22880, 23296, 23584, 24024, 24388, 24640, 24960, 25728, 25795, 26130, 26880, 27456, 27872, 28140, 28743, 29120, 29480, 29568, 30016, 30030, 30485, 30954, 32032, 32160, 34320, 34840, 34944, 35376, 36582, 36608, 36960, 37520, 38324, 40040, 41272, 41808, 42240, 42880, 43680, 44220, 45024, 45760, 47168, 47905, 48048, 48776, 49280, 49920, 51456, 51590, 52260, 54912, 55744, 56280, 57486, 58240, 58960, 59136, 60032, 60060, 60970, 61908, 64064, 64320, 67067, 68640, 69680, 69888, 70752, 73164, 73920, 75040, 76648, 77385, 80080, 82544, 83616, 85760, 87360, 88440, 90048, 91455, 91520, 94336, 95810, 96096, 97552, 98560, 103180, 104520, 109824, 111488, 112560, 114972, 116480, 117920, 120064, 120120, 121940, 123816, 128128, 128640, 134134, 137280, 139360, 141504, 143715, 146328, 147840, 150080, 153296, 154770, 160160, 165088, 167232, 174720, 176880, 180096, 182910, 183040, 188672, 191620, 192192, 195104, 201201, 206360, 209040, 222976, 225120, 229944, 235840, 240240, 243880, 247632, 256256, 257280, 268268, 274560, 278720, 283008, 287430, 292656, 295680, 300160, 306592, 309540, 320320, 330176, 334464, 335335, 349440, 353760, 360192, 365820, 383240, 384384, 390208, 402402, 412720, 418080, 450240, 459888, 471680, 480480, 487760, 495264, 536536, 549120, 557440, 566016, 574860, 585312, 600320, 613184, 619080, 640640, 660352, 668928, 670670, 707520, 731640, 766480, 768768, 780416, 804804, 825440, 836160, 900480, 919776, 943360, 960960, 975520, 990528, 1006005, 1073072, 1114880, 1149720, 1170624, 1226368, 1238160, 1281280, 1320704, 1341340, 1415040, 1463280, 1532960, 1560832, 1609608, 1650880, 1672320, 1800960, 1839552, 1921920, 1951040, 1981056, 2012010, 2146144, 2299440, 2341248, 2452736, 2476320, 2682680, 2830080, 2926560, 3065920, 3219216, 3301760, 3344640, 3679104, 3843840, 3902080, 3962112, 4024020, 4292288, 4598880, 4682496, 4952640, 5365360, 5853120, 6131840, 6438432, 6603520, 7358208, 7804160, 8048040, 8584576, 9197760, 9905280, 10730720, 11706240, 12263680, 12876864, 16096080, 17169152, 18395520, 19810560, 21461440, 23412480, 25753728, 32192160, 36791040, 42922880, 51507456, 64384320, 85845760, 128768640, 257537280]

約数ペア:

[(1, 257537280), (2, 128768640), (3, 85845760), (4, 64384320), (5, 51507456), (6, 42922880), (7, 36791040), (8, 32192160), (10, 25753728), (11, 23412480), (12, 21461440), (13, 19810560), (14, 18395520), (15, 17169152), (16, 16096080), (20, 12876864), (21, 12263680), (22, 11706240), (24, 10730720), (26, 9905280), (28, 9197760), (30, 8584576), (32, 8048040), (33, 7804160), (35, 7358208), (39, 6603520), (40, 6438432), (42, 6131840), (44, 5853120), (48, 5365360), (52, 4952640), (55, 4682496), (56, 4598880), (60, 4292288), (64, 4024020), (65, 3962112), (66, 3902080), (67, 3843840), (70, 3679104), (77, 3344640), (78, 3301760), (80, 3219216), (84, 3065920), (88, 2926560), (91, 2830080), (96, 2682680), (104, 2476320), (105, 2452736), (110, 2341248), (112, 2299440), (120, 2146144), (128, 2012010), (130, 1981056), (132, 1951040), (134, 1921920), (140, 1839552), (143, 1800960), (154, 1672320), (156, 1650880), (160, 1609608), (165, 1560832), (168, 1532960), (176, 1463280), (182, 1415040), (192, 1341340), (195, 1320704), (201, 1281280), (208, 1238160), (210, 1226368), (220, 1170624), (224, 1149720), (231, 1114880), (240, 1073072), (256, 1006005), (260, 990528), (264, 975520), (268, 960960), (273, 943360), (280, 919776), (286, 900480), (308, 836160), (312, 825440), (320, 804804), (330, 780416), (335, 768768), (336, 766480), (352, 731640), (364, 707520), (384, 670670), (385, 668928), (390, 660352), (402, 640640), (416, 619080), (420, 613184), (429, 600320), (440, 585312), (448, 574860), (455, 566016), (462, 557440), (469, 549120), (480, 536536), (520, 495264), (528, 487760), (536, 480480), (546, 471680), (560, 459888), (572, 450240), (616, 418080), (624, 412720), (640, 402402), (660, 390208), (670, 384384), (672, 383240), (704, 365820), (715, 360192), (728, 353760), (737, 349440), (768, 335335), (770, 334464), (780, 330176), (804, 320320), (832, 309540), (840, 306592), (858, 300160), (871, 295680), (880, 292656), (896, 287430), (910, 283008), (924, 278720), (938, 274560), (960, 268268), (1001, 257280), (1005, 256256), (1040, 247632), (1056, 243880), (1072, 240240), (1092, 235840), (1120, 229944), (1144, 225120), (1155, 222976), (1232, 209040), (1248, 206360), (1280, 201201), (1320, 195104), (1340, 192192), (1344, 191620), (1365, 188672), (1407, 183040), (1408, 182910), (1430, 180096), (1456, 176880), (1474, 174720), (1540, 167232), (1560, 165088), (1608, 160160), (1664, 154770), (1680, 153296), (1716, 150080), (1742, 147840), (1760, 146328), (1792, 143715), (1820, 141504), (1848, 139360), (1876, 137280), (1920, 134134), (2002, 128640), (2010, 128128), (2080, 123816), (2112, 121940), (2144, 120120), (2145, 120064), (2184, 117920), (2211, 116480), (2240, 114972), (2288, 112560), (2310, 111488), (2345, 109824), (2464, 104520), (2496, 103180), (2613, 98560), (2640, 97552), (2680, 96096), (2688, 95810), (2730, 94336), (2814, 91520), (2816, 91455), (2860, 90048), (2912, 88440), (2948, 87360), (3003, 85760), (3080, 83616), (3120, 82544), (3216, 80080), (3328, 77385), (3360, 76648), (3432, 75040), (3484, 73920), (3520, 73164), (3640, 70752), (3685, 69888), (3696, 69680), (3752, 68640), (3840, 67067), (4004, 64320), (4020, 64064), (4160, 61908), (4224, 60970), (4288, 60060), (4290, 60032), (4355, 59136), (4368, 58960), (4422, 58240), (4480, 57486), (4576, 56280), (4620, 55744), (4690, 54912), (4928, 52260), (4992, 51590), (5005, 51456), (5159, 49920), (5226, 49280), (5280, 48776), (5360, 48048), (5376, 47905), (5460, 47168), (5628, 45760), (5720, 45024), (5824, 44220), (5896, 43680), (6006, 42880), (6097, 42240), (6160, 41808), (6240, 41272), (6432, 40040), (6720, 38324), (6864, 37520), (6968, 36960), (7035, 36608), (7040, 36582), (7280, 35376), (7370, 34944), (7392, 34840), (7504, 34320), (8008, 32160), (8040, 32032), (8320, 30954), (8448, 30485), (8576, 30030), (8580, 30016), (8710, 29568), (8736, 29480), (8844, 29120), (8960, 28743), (9152, 28140), (9240, 27872), (9380, 27456), (9581, 26880), (9856, 26130), (9984, 25795), (10010, 25728), (10318, 24960), (10452, 24640), (10560, 24388), (10720, 24024), (10920, 23584), (11055, 23296), (11256, 22880), (11440, 22512), (11648, 22110), (11792, 21840), (12012, 21440), (12194, 21120), (12320, 20904), (12480, 20636), (12864, 20020), (13065, 19712), (13440, 19162), (13728, 18760), (13936, 18480), (14070, 18304), (14080, 18291), (14560, 17688), (14740, 17472), (14784, 17420), (15008, 17160), (15015, 17152), (15477, 16640), (16016, 16080)]