255509760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:321

約数の個数: 288

約数和(自身を含む): 932456448

約数和(自身を除く): 676946688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 32, 33, 40, 44, 46, 48, 55, 60, 64, 66, 69, 80, 88, 92, 96, 110, 115, 120, 128, 132, 138, 160, 165, 176, 184, 192, 220, 230, 240, 253, 256, 263, 264, 276, 320, 330, 345, 352, 368, 384, 440, 460, 480, 506, 526, 528, 552, 640, 660, 690, 704, 736, 759, 768, 789, 880, 920, 960, 1012, 1052, 1056, 1104, 1265, 1280, 1315, 1320, 1380, 1408, 1472, 1518, 1578, 1760, 1840, 1920, 2024, 2104, 2112, 2208, 2530, 2630, 2640, 2760, 2816, 2893, 2944, 3036, 3156, 3520, 3680, 3795, 3840, 3945, 4048, 4208, 4224, 4416, 5060, 5260, 5280, 5520, 5786, 5888, 6049, 6072, 6312, 7040, 7360, 7590, 7890, 8096, 8416, 8448, 8679, 8832, 10120, 10520, 10560, 11040, 11572, 12098, 12144, 12624, 14080, 14465, 14720, 15180, 15780, 16192, 16832, 17358, 17664, 18147, 20240, 21040, 21120, 22080, 23144, 24196, 24288, 25248, 28930, 29440, 30245, 30360, 31560, 32384, 33664, 34716, 36294, 40480, 42080, 42240, 43395, 44160, 46288, 48392, 48576, 50496, 57860, 60490, 60720, 63120, 64768, 66539, 67328, 69432, 72588, 80960, 84160, 86790, 88320, 90735, 92576, 96784, 97152, 100992, 115720, 120980, 121440, 126240, 133078, 138864, 145176, 161920, 168320, 173580, 181470, 185152, 193568, 194304, 199617, 201984, 231440, 241960, 242880, 252480, 266156, 277728, 290352, 323840, 332695, 336640, 347160, 362940, 370304, 387136, 399234, 462880, 483920, 485760, 504960, 532312, 555456, 580704, 665390, 694320, 725880, 740608, 774272, 798468, 925760, 967840, 971520, 998085, 1009920, 1064624, 1110912, 1161408, 1330780, 1388640, 1451760, 1548544, 1596936, 1851520, 1935680, 1996170, 2129248, 2221824, 2322816, 2661560, 2777280, 2903520, 3193872, 3703040, 3871360, 3992340, 4258496, 4645632, 5323120, 5554560, 5807040, 6387744, 7742720, 7984680, 8516992, 10646240, 11109120, 11614080, 12775488, 15969360, 17033984, 21292480, 23228160, 25550976, 31938720, 42584960, 51101952, 63877440, 85169920, 127754880, 255509760]

約数ペア:

[(1, 255509760), (2, 127754880), (3, 85169920), (4, 63877440), (5, 51101952), (6, 42584960), (8, 31938720), (10, 25550976), (11, 23228160), (12, 21292480), (15, 17033984), (16, 15969360), (20, 12775488), (22, 11614080), (23, 11109120), (24, 10646240), (30, 8516992), (32, 7984680), (33, 7742720), (40, 6387744), (44, 5807040), (46, 5554560), (48, 5323120), (55, 4645632), (60, 4258496), (64, 3992340), (66, 3871360), (69, 3703040), (80, 3193872), (88, 2903520), (92, 2777280), (96, 2661560), (110, 2322816), (115, 2221824), (120, 2129248), (128, 1996170), (132, 1935680), (138, 1851520), (160, 1596936), (165, 1548544), (176, 1451760), (184, 1388640), (192, 1330780), (220, 1161408), (230, 1110912), (240, 1064624), (253, 1009920), (256, 998085), (263, 971520), (264, 967840), (276, 925760), (320, 798468), (330, 774272), (345, 740608), (352, 725880), (368, 694320), (384, 665390), (440, 580704), (460, 555456), (480, 532312), (506, 504960), (526, 485760), (528, 483920), (552, 462880), (640, 399234), (660, 387136), (690, 370304), (704, 362940), (736, 347160), (759, 336640), (768, 332695), (789, 323840), (880, 290352), (920, 277728), (960, 266156), (1012, 252480), (1052, 242880), (1056, 241960), (1104, 231440), (1265, 201984), (1280, 199617), (1315, 194304), (1320, 193568), (1380, 185152), (1408, 181470), (1472, 173580), (1518, 168320), (1578, 161920), (1760, 145176), (1840, 138864), (1920, 133078), (2024, 126240), (2104, 121440), (2112, 120980), (2208, 115720), (2530, 100992), (2630, 97152), (2640, 96784), (2760, 92576), (2816, 90735), (2893, 88320), (2944, 86790), (3036, 84160), (3156, 80960), (3520, 72588), (3680, 69432), (3795, 67328), (3840, 66539), (3945, 64768), (4048, 63120), (4208, 60720), (4224, 60490), (4416, 57860), (5060, 50496), (5260, 48576), (5280, 48392), (5520, 46288), (5786, 44160), (5888, 43395), (6049, 42240), (6072, 42080), (6312, 40480), (7040, 36294), (7360, 34716), (7590, 33664), (7890, 32384), (8096, 31560), (8416, 30360), (8448, 30245), (8679, 29440), (8832, 28930), (10120, 25248), (10520, 24288), (10560, 24196), (11040, 23144), (11572, 22080), (12098, 21120), (12144, 21040), (12624, 20240), (14080, 18147), (14465, 17664), (14720, 17358), (15180, 16832), (15780, 16192)]