261824640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 576

約数和(自身を含む): 1113497280

約数和(自身を除く): 851672640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 23, 24, 28, 30, 32, 33, 35, 40, 42, 44, 46, 48, 49, 55, 56, 60, 64, 66, 69, 70, 77, 80, 84, 88, 92, 96, 98, 105, 110, 112, 115, 120, 121, 128, 132, 138, 140, 147, 154, 160, 161, 165, 168, 176, 184, 192, 196, 210, 220, 224, 230, 231, 240, 242, 245, 253, 264, 276, 280, 294, 308, 320, 322, 330, 336, 345, 352, 363, 368, 384, 385, 392, 420, 440, 448, 460, 462, 480, 483, 484, 490, 506, 528, 539, 552, 560, 588, 605, 616, 640, 644, 660, 672, 690, 704, 726, 735, 736, 759, 770, 784, 805, 840, 847, 880, 896, 920, 924, 960, 966, 968, 980, 1012, 1056, 1078, 1104, 1120, 1127, 1155, 1176, 1210, 1232, 1265, 1288, 1320, 1344, 1380, 1408, 1452, 1470, 1472, 1518, 1540, 1568, 1610, 1617, 1680, 1694, 1760, 1771, 1815, 1840, 1848, 1920, 1932, 1936, 1960, 2024, 2112, 2156, 2208, 2240, 2254, 2310, 2352, 2415, 2420, 2464, 2530, 2541, 2576, 2640, 2688, 2695, 2760, 2783, 2904, 2940, 2944, 3036, 3080, 3136, 3220, 3234, 3360, 3381, 3388, 3520, 3542, 3630, 3680, 3696, 3795, 3864, 3872, 3920, 4048, 4224, 4235, 4312, 4416, 4480, 4508, 4620, 4704, 4830, 4840, 4928, 5060, 5082, 5152, 5280, 5313, 5390, 5520, 5566, 5635, 5808, 5880, 5929, 6072, 6160, 6272, 6440, 6468, 6720, 6762, 6776, 7040, 7084, 7260, 7360, 7392, 7590, 7728, 7744, 7840, 8085, 8096, 8349, 8470, 8624, 8832, 8855, 9016, 9240, 9408, 9660, 9680, 9856, 10120, 10164, 10304, 10560, 10626, 10780, 11040, 11132, 11270, 11616, 11760, 11858, 12144, 12320, 12397, 12705, 12880, 12936, 13440, 13524, 13552, 13915, 14168, 14520, 14720, 14784, 15180, 15456, 15488, 15680, 16170, 16192, 16698, 16905, 16940, 17248, 17710, 17787, 18032, 18480, 18816, 19320, 19360, 19481, 20240, 20328, 20608, 21120, 21252, 21560, 22080, 22264, 22540, 23232, 23520, 23716, 24288, 24640, 24794, 25410, 25760, 25872, 26565, 27048, 27104, 27830, 28336, 29040, 29568, 29645, 30360, 30912, 31360, 32340, 32384, 33396, 33810, 33880, 34496, 35420, 35574, 36064, 36960, 37191, 38640, 38720, 38962, 40480, 40656, 41745, 42504, 43120, 44160, 44528, 45080, 46464, 47040, 47432, 48576, 49280, 49588, 50820, 51520, 51744, 53130, 54096, 54208, 55660, 56672, 58080, 58443, 59290, 60720, 61824, 61985, 64680, 66792, 67620, 67760, 68992, 70840, 71148, 72128, 73920, 74382, 77280, 77440, 77924, 80960, 81312, 83490, 85008, 86240, 88935, 89056, 90160, 94080, 94864, 97152, 97405, 99176, 101640, 103040, 103488, 106260, 108192, 108416, 111320, 113344, 116160, 116886, 118580, 121440, 123970, 129360, 133584, 135240, 135520, 136367, 141680, 142296, 144256, 147840, 148764, 154560, 155848, 161920, 162624, 166980, 170016, 172480, 177870, 178112, 180320, 185955, 189728, 194810, 198352, 203280, 206976, 212520, 216384, 222640, 226688, 232320, 233772, 237160, 242880, 247940, 258720, 267168, 270480, 271040, 272734, 283360, 284592, 292215, 297528, 309120, 311696, 325248, 333960, 340032, 344960, 355740, 356224, 360640, 371910, 379456, 389620, 396704, 406560, 409101, 425040, 432768, 445280, 467544, 474320, 485760, 495880, 517440, 534336, 540960, 542080, 545468, 566720, 569184, 584430, 595056, 623392, 667920, 680064, 681835, 711480, 721280, 743820, 758912, 779240, 793408, 813120, 818202, 850080, 890560, 935088, 948640, 991760, 1034880, 1068672, 1081920, 1090936, 1133440, 1138368, 1168860, 1190112, 1246784, 1335840, 1363670, 1422960, 1487640, 1558480, 1586816, 1626240, 1636404, 1700160, 1781120, 1870176, 1897280, 1983520, 2045505, 2163840, 2181872, 2276736, 2337720, 2380224, 2493568, 2671680, 2727340, 2845920, 2975280, 3116960, 3272808, 3400320, 3740352, 3794560, 3967040, 4091010, 4363744, 4675440, 4760448, 5343360, 5454680, 5691840, 5950560, 6233920, 6545616, 7480704, 7934080, 8182020, 8727488, 9350880, 10909360, 11383680, 11901120, 12467840, 13091232, 16364040, 17454976, 18701760, 21818720, 23802240, 26182464, 32728080, 37403520, 43637440, 52364928, 65456160, 87274880, 130912320, 261824640]

約数ペア:

[(1, 261824640), (2, 130912320), (3, 87274880), (4, 65456160), (5, 52364928), (6, 43637440), (7, 37403520), (8, 32728080), (10, 26182464), (11, 23802240), (12, 21818720), (14, 18701760), (15, 17454976), (16, 16364040), (20, 13091232), (21, 12467840), (22, 11901120), (23, 11383680), (24, 10909360), (28, 9350880), (30, 8727488), (32, 8182020), (33, 7934080), (35, 7480704), (40, 6545616), (42, 6233920), (44, 5950560), (46, 5691840), (48, 5454680), (49, 5343360), (55, 4760448), (56, 4675440), (60, 4363744), (64, 4091010), (66, 3967040), (69, 3794560), (70, 3740352), (77, 3400320), (80, 3272808), (84, 3116960), (88, 2975280), (92, 2845920), (96, 2727340), (98, 2671680), (105, 2493568), (110, 2380224), (112, 2337720), (115, 2276736), (120, 2181872), (121, 2163840), (128, 2045505), (132, 1983520), (138, 1897280), (140, 1870176), (147, 1781120), (154, 1700160), (160, 1636404), (161, 1626240), (165, 1586816), (168, 1558480), (176, 1487640), (184, 1422960), (192, 1363670), (196, 1335840), (210, 1246784), (220, 1190112), (224, 1168860), (230, 1138368), (231, 1133440), (240, 1090936), (242, 1081920), (245, 1068672), (253, 1034880), (264, 991760), (276, 948640), (280, 935088), (294, 890560), (308, 850080), (320, 818202), (322, 813120), (330, 793408), (336, 779240), (345, 758912), (352, 743820), (363, 721280), (368, 711480), (384, 681835), (385, 680064), (392, 667920), (420, 623392), (440, 595056), (448, 584430), (460, 569184), (462, 566720), (480, 545468), (483, 542080), (484, 540960), (490, 534336), (506, 517440), (528, 495880), (539, 485760), (552, 474320), (560, 467544), (588, 445280), (605, 432768), (616, 425040), (640, 409101), (644, 406560), (660, 396704), (672, 389620), (690, 379456), (704, 371910), (726, 360640), (735, 356224), (736, 355740), (759, 344960), (770, 340032), (784, 333960), (805, 325248), (840, 311696), (847, 309120), (880, 297528), (896, 292215), (920, 284592), (924, 283360), (960, 272734), (966, 271040), (968, 270480), (980, 267168), (1012, 258720), (1056, 247940), (1078, 242880), (1104, 237160), (1120, 233772), (1127, 232320), (1155, 226688), (1176, 222640), (1210, 216384), (1232, 212520), (1265, 206976), (1288, 203280), (1320, 198352), (1344, 194810), (1380, 189728), (1408, 185955), (1452, 180320), (1470, 178112), (1472, 177870), (1518, 172480), (1540, 170016), (1568, 166980), (1610, 162624), (1617, 161920), (1680, 155848), (1694, 154560), (1760, 148764), (1771, 147840), (1815, 144256), (1840, 142296), (1848, 141680), (1920, 136367), (1932, 135520), (1936, 135240), (1960, 133584), (2024, 129360), (2112, 123970), (2156, 121440), (2208, 118580), (2240, 116886), (2254, 116160), (2310, 113344), (2352, 111320), (2415, 108416), (2420, 108192), (2464, 106260), (2530, 103488), (2541, 103040), (2576, 101640), (2640, 99176), (2688, 97405), (2695, 97152), (2760, 94864), (2783, 94080), (2904, 90160), (2940, 89056), (2944, 88935), (3036, 86240), (3080, 85008), (3136, 83490), (3220, 81312), (3234, 80960), (3360, 77924), (3381, 77440), (3388, 77280), (3520, 74382), (3542, 73920), (3630, 72128), (3680, 71148), (3696, 70840), (3795, 68992), (3864, 67760), (3872, 67620), (3920, 66792), (4048, 64680), (4224, 61985), (4235, 61824), (4312, 60720), (4416, 59290), (4480, 58443), (4508, 58080), (4620, 56672), (4704, 55660), (4830, 54208), (4840, 54096), (4928, 53130), (5060, 51744), (5082, 51520), (5152, 50820), (5280, 49588), (5313, 49280), (5390, 48576), (5520, 47432), (5566, 47040), (5635, 46464), (5808, 45080), (5880, 44528), (5929, 44160), (6072, 43120), (6160, 42504), (6272, 41745), (6440, 40656), (6468, 40480), (6720, 38962), (6762, 38720), (6776, 38640), (7040, 37191), (7084, 36960), (7260, 36064), (7360, 35574), (7392, 35420), (7590, 34496), (7728, 33880), (7744, 33810), (7840, 33396), (8085, 32384), (8096, 32340), (8349, 31360), (8470, 30912), (8624, 30360), (8832, 29645), (8855, 29568), (9016, 29040), (9240, 28336), (9408, 27830), (9660, 27104), (9680, 27048), (9856, 26565), (10120, 25872), (10164, 25760), (10304, 25410), (10560, 24794), (10626, 24640), (10780, 24288), (11040, 23716), (11132, 23520), (11270, 23232), (11616, 22540), (11760, 22264), (11858, 22080), (12144, 21560), (12320, 21252), (12397, 21120), (12705, 20608), (12880, 20328), (12936, 20240), (13440, 19481), (13524, 19360), (13552, 19320), (13915, 18816), (14168, 18480), (14520, 18032), (14720, 17787), (14784, 17710), (15180, 17248), (15456, 16940), (15488, 16905), (15680, 16698), (16170, 16192)]