21255055360

素因数分解:

$2^{11}\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3851}}^1$

素因数の和:3903

約数の個数: 288

約数和(自身を含む): 64736249760

約数和(自身を除く): 43481194400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 256, 280, 308, 320, 352, 385, 392, 440, 448, 490, 512, 539, 560, 616, 640, 704, 770, 784, 880, 896, 980, 1024, 1078, 1120, 1232, 1280, 1408, 1540, 1568, 1760, 1792, 1960, 2048, 2156, 2240, 2464, 2560, 2695, 2816, 3080, 3136, 3520, 3584, 3851, 3920, 4312, 4480, 4928, 5120, 5390, 5632, 6160, 6272, 7040, 7168, 7702, 7840, 8624, 8960, 9856, 10240, 10780, 11264, 12320, 12544, 14080, 14336, 15404, 15680, 17248, 17920, 19255, 19712, 21560, 22528, 24640, 25088, 26957, 28160, 30808, 31360, 34496, 35840, 38510, 39424, 42361, 43120, 49280, 50176, 53914, 56320, 61616, 62720, 68992, 71680, 77020, 78848, 84722, 86240, 98560, 100352, 107828, 112640, 123232, 125440, 134785, 137984, 154040, 157696, 169444, 172480, 188699, 197120, 211805, 215656, 246464, 250880, 269570, 275968, 296527, 308080, 338888, 344960, 377398, 394240, 423610, 431312, 492928, 501760, 539140, 551936, 593054, 616160, 677776, 689920, 754796, 788480, 847220, 862624, 943495, 985856, 1078280, 1103872, 1186108, 1232320, 1355552, 1379840, 1482635, 1509592, 1694440, 1725248, 1886990, 1971712, 2075689, 2156560, 2372216, 2464640, 2711104, 2759680, 2965270, 3019184, 3388880, 3450496, 3773980, 3943424, 4151378, 4313120, 4744432, 4929280, 5422208, 5519360, 5930540, 6038368, 6777760, 6900992, 7547960, 7886848, 8302756, 8626240, 9488864, 9858560, 10378445, 10844416, 11861080, 12076736, 13555520, 13801984, 15095920, 16605512, 17252480, 18977728, 19717120, 20756890, 21688832, 23722160, 24153472, 27111040, 27603968, 30191840, 33211024, 34504960, 37955456, 39434240, 41513780, 43377664, 47444320, 48306944, 54222080, 55207936, 60383680, 66422048, 69009920, 75910912, 83027560, 86755328, 94888640, 96613888, 108444160, 120767360, 132844096, 138019840, 151821824, 166055120, 189777280, 193227776, 216888320, 241534720, 265688192, 276039680, 303643648, 332110240, 379554560, 386455552, 433776640, 483069440, 531376384, 607287296, 664220480, 759109120, 966138880, 1062752768, 1328440960, 1518218240, 1932277760, 2125505536, 2656881920, 3036436480, 4251011072, 5313763840, 10627527680, 21255055360]

約数ペア:

[(1, 21255055360), (2, 10627527680), (4, 5313763840), (5, 4251011072), (7, 3036436480), (8, 2656881920), (10, 2125505536), (11, 1932277760), (14, 1518218240), (16, 1328440960), (20, 1062752768), (22, 966138880), (28, 759109120), (32, 664220480), (35, 607287296), (40, 531376384), (44, 483069440), (49, 433776640), (55, 386455552), (56, 379554560), (64, 332110240), (70, 303643648), (77, 276039680), (80, 265688192), (88, 241534720), (98, 216888320), (110, 193227776), (112, 189777280), (128, 166055120), (140, 151821824), (154, 138019840), (160, 132844096), (176, 120767360), (196, 108444160), (220, 96613888), (224, 94888640), (245, 86755328), (256, 83027560), (280, 75910912), (308, 69009920), (320, 66422048), (352, 60383680), (385, 55207936), (392, 54222080), (440, 48306944), (448, 47444320), (490, 43377664), (512, 41513780), (539, 39434240), (560, 37955456), (616, 34504960), (640, 33211024), (704, 30191840), (770, 27603968), (784, 27111040), (880, 24153472), (896, 23722160), (980, 21688832), (1024, 20756890), (1078, 19717120), (1120, 18977728), (1232, 17252480), (1280, 16605512), (1408, 15095920), (1540, 13801984), (1568, 13555520), (1760, 12076736), (1792, 11861080), (1960, 10844416), (2048, 10378445), (2156, 9858560), (2240, 9488864), (2464, 8626240), (2560, 8302756), (2695, 7886848), (2816, 7547960), (3080, 6900992), (3136, 6777760), (3520, 6038368), (3584, 5930540), (3851, 5519360), (3920, 5422208), (4312, 4929280), (4480, 4744432), (4928, 4313120), (5120, 4151378), (5390, 3943424), (5632, 3773980), (6160, 3450496), (6272, 3388880), (7040, 3019184), (7168, 2965270), (7702, 2759680), (7840, 2711104), (8624, 2464640), (8960, 2372216), (9856, 2156560), (10240, 2075689), (10780, 1971712), (11264, 1886990), (12320, 1725248), (12544, 1694440), (14080, 1509592), (14336, 1482635), (15404, 1379840), (15680, 1355552), (17248, 1232320), (17920, 1186108), (19255, 1103872), (19712, 1078280), (21560, 985856), (22528, 943495), (24640, 862624), (25088, 847220), (26957, 788480), (28160, 754796), (30808, 689920), (31360, 677776), (34496, 616160), (35840, 593054), (38510, 551936), (39424, 539140), (42361, 501760), (43120, 492928), (49280, 431312), (50176, 423610), (53914, 394240), (56320, 377398), (61616, 344960), (62720, 338888), (68992, 308080), (71680, 296527), (77020, 275968), (78848, 269570), (84722, 250880), (86240, 246464), (98560, 215656), (100352, 211805), (107828, 197120), (112640, 188699), (123232, 172480), (125440, 169444), (134785, 157696), (137984, 154040)]