281064960

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1109}}^1$

素因数の和:1149

約数の個数: 240

約数和(自身を含む): 1062856080

約数和(自身を除く): 781791120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 220, 240, 256, 264, 288, 320, 330, 352, 360, 384, 396, 440, 480, 495, 512, 528, 576, 640, 660, 704, 720, 768, 792, 880, 960, 990, 1056, 1109, 1152, 1280, 1320, 1408, 1440, 1536, 1584, 1760, 1920, 1980, 2112, 2218, 2304, 2560, 2640, 2816, 2880, 3168, 3327, 3520, 3840, 3960, 4224, 4436, 4608, 5280, 5545, 5632, 5760, 6336, 6654, 7040, 7680, 7920, 8448, 8872, 9981, 10560, 11090, 11520, 12199, 12672, 13308, 14080, 15840, 16635, 16896, 17744, 19962, 21120, 22180, 23040, 24398, 25344, 26616, 28160, 31680, 33270, 35488, 36597, 39924, 42240, 44360, 48796, 49905, 50688, 53232, 60995, 63360, 66540, 70976, 73194, 79848, 84480, 88720, 97592, 99810, 106464, 109791, 121990, 126720, 133080, 141952, 146388, 159696, 177440, 182985, 195184, 199620, 212928, 219582, 243980, 253440, 266160, 283904, 292776, 319392, 354880, 365970, 390368, 399240, 425856, 439164, 487960, 532320, 548955, 567808, 585552, 638784, 709760, 731940, 780736, 798480, 851712, 878328, 975920, 1064640, 1097910, 1171104, 1277568, 1419520, 1463880, 1561472, 1596960, 1703424, 1756656, 1951840, 2129280, 2195820, 2342208, 2555136, 2839040, 2927760, 3122944, 3193920, 3513312, 3903680, 4258560, 4391640, 4684416, 5110272, 5855520, 6245888, 6387840, 7026624, 7807360, 8517120, 8783280, 9368832, 11711040, 12775680, 14053248, 15614720, 17566560, 18737664, 23422080, 25551360, 28106496, 31229440, 35133120, 46844160, 56212992, 70266240, 93688320, 140532480, 281064960]

約数ペア:

[(1, 281064960), (2, 140532480), (3, 93688320), (4, 70266240), (5, 56212992), (6, 46844160), (8, 35133120), (9, 31229440), (10, 28106496), (11, 25551360), (12, 23422080), (15, 18737664), (16, 17566560), (18, 15614720), (20, 14053248), (22, 12775680), (24, 11711040), (30, 9368832), (32, 8783280), (33, 8517120), (36, 7807360), (40, 7026624), (44, 6387840), (45, 6245888), (48, 5855520), (55, 5110272), (60, 4684416), (64, 4391640), (66, 4258560), (72, 3903680), (80, 3513312), (88, 3193920), (90, 3122944), (96, 2927760), (99, 2839040), (110, 2555136), (120, 2342208), (128, 2195820), (132, 2129280), (144, 1951840), (160, 1756656), (165, 1703424), (176, 1596960), (180, 1561472), (192, 1463880), (198, 1419520), (220, 1277568), (240, 1171104), (256, 1097910), (264, 1064640), (288, 975920), (320, 878328), (330, 851712), (352, 798480), (360, 780736), (384, 731940), (396, 709760), (440, 638784), (480, 585552), (495, 567808), (512, 548955), (528, 532320), (576, 487960), (640, 439164), (660, 425856), (704, 399240), (720, 390368), (768, 365970), (792, 354880), (880, 319392), (960, 292776), (990, 283904), (1056, 266160), (1109, 253440), (1152, 243980), (1280, 219582), (1320, 212928), (1408, 199620), (1440, 195184), (1536, 182985), (1584, 177440), (1760, 159696), (1920, 146388), (1980, 141952), (2112, 133080), (2218, 126720), (2304, 121990), (2560, 109791), (2640, 106464), (2816, 99810), (2880, 97592), (3168, 88720), (3327, 84480), (3520, 79848), (3840, 73194), (3960, 70976), (4224, 66540), (4436, 63360), (4608, 60995), (5280, 53232), (5545, 50688), (5632, 49905), (5760, 48796), (6336, 44360), (6654, 42240), (7040, 39924), (7680, 36597), (7920, 35488), (8448, 33270), (8872, 31680), (9981, 28160), (10560, 26616), (11090, 25344), (11520, 24398), (12199, 23040), (12672, 22180), (13308, 21120), (14080, 19962), (15840, 17744), (16635, 16896)]