256037760

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1$

素因数の和:491

約数の個数: 320

約数和(自身を含む): 999702000

約数和(自身を除く): 743664240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 128, 132, 135, 144, 160, 162, 165, 176, 180, 192, 198, 216, 220, 240, 264, 270, 288, 297, 320, 324, 330, 352, 360, 384, 396, 405, 432, 440, 449, 480, 495, 528, 540, 576, 594, 640, 648, 660, 704, 720, 792, 810, 864, 880, 891, 898, 960, 990, 1056, 1080, 1152, 1188, 1296, 1320, 1347, 1408, 1440, 1485, 1584, 1620, 1728, 1760, 1782, 1796, 1920, 1980, 2112, 2160, 2245, 2376, 2592, 2640, 2694, 2880, 2970, 3168, 3240, 3456, 3520, 3564, 3592, 3960, 4041, 4224, 4320, 4455, 4490, 4752, 4939, 5184, 5280, 5388, 5760, 5940, 6336, 6480, 6735, 7040, 7128, 7184, 7920, 8082, 8640, 8910, 8980, 9504, 9878, 10368, 10560, 10776, 11880, 12123, 12672, 12960, 13470, 14256, 14368, 14817, 15840, 16164, 17280, 17820, 17960, 19008, 19756, 20205, 21120, 21552, 23760, 24246, 24695, 25920, 26940, 28512, 28736, 29634, 31680, 32328, 35640, 35920, 36369, 38016, 39512, 40410, 43104, 44451, 47520, 48492, 49390, 51840, 53880, 57024, 57472, 59268, 60615, 63360, 64656, 71280, 71840, 72738, 74085, 79024, 80820, 86208, 88902, 95040, 96984, 98780, 107760, 114048, 118536, 121230, 129312, 133353, 142560, 143680, 145476, 148170, 158048, 161640, 172416, 177804, 181845, 190080, 193968, 197560, 215520, 222255, 237072, 242460, 258624, 266706, 285120, 287360, 290952, 296340, 316096, 323280, 355608, 363690, 387936, 395120, 400059, 431040, 444510, 474144, 484920, 517248, 533412, 570240, 581904, 592680, 632192, 646560, 666765, 711216, 727380, 775872, 790240, 800118, 862080, 889020, 948288, 969840, 1066824, 1163808, 1185360, 1293120, 1333530, 1422432, 1454760, 1551744, 1580480, 1600236, 1778040, 1896576, 1939680, 2000295, 2133648, 2327616, 2370720, 2586240, 2667060, 2844864, 2909520, 3160960, 3200472, 3556080, 3879360, 4000590, 4267296, 4655232, 4741440, 5334120, 5689728, 5819040, 6400944, 7112160, 7758720, 8001180, 8534592, 9482880, 10668240, 11638080, 12801888, 14224320, 16002360, 17069184, 21336480, 23276160, 25603776, 28448640, 32004720, 42672960, 51207552, 64009440, 85345920, 128018880, 256037760]

約数ペア:

[(1, 256037760), (2, 128018880), (3, 85345920), (4, 64009440), (5, 51207552), (6, 42672960), (8, 32004720), (9, 28448640), (10, 25603776), (11, 23276160), (12, 21336480), (15, 17069184), (16, 16002360), (18, 14224320), (20, 12801888), (22, 11638080), (24, 10668240), (27, 9482880), (30, 8534592), (32, 8001180), (33, 7758720), (36, 7112160), (40, 6400944), (44, 5819040), (45, 5689728), (48, 5334120), (54, 4741440), (55, 4655232), (60, 4267296), (64, 4000590), (66, 3879360), (72, 3556080), (80, 3200472), (81, 3160960), (88, 2909520), (90, 2844864), (96, 2667060), (99, 2586240), (108, 2370720), (110, 2327616), (120, 2133648), (128, 2000295), (132, 1939680), (135, 1896576), (144, 1778040), (160, 1600236), (162, 1580480), (165, 1551744), (176, 1454760), (180, 1422432), (192, 1333530), (198, 1293120), (216, 1185360), (220, 1163808), (240, 1066824), (264, 969840), (270, 948288), (288, 889020), (297, 862080), (320, 800118), (324, 790240), (330, 775872), (352, 727380), (360, 711216), (384, 666765), (396, 646560), (405, 632192), (432, 592680), (440, 581904), (449, 570240), (480, 533412), (495, 517248), (528, 484920), (540, 474144), (576, 444510), (594, 431040), (640, 400059), (648, 395120), (660, 387936), (704, 363690), (720, 355608), (792, 323280), (810, 316096), (864, 296340), (880, 290952), (891, 287360), (898, 285120), (960, 266706), (990, 258624), (1056, 242460), (1080, 237072), (1152, 222255), (1188, 215520), (1296, 197560), (1320, 193968), (1347, 190080), (1408, 181845), (1440, 177804), (1485, 172416), (1584, 161640), (1620, 158048), (1728, 148170), (1760, 145476), (1782, 143680), (1796, 142560), (1920, 133353), (1980, 129312), (2112, 121230), (2160, 118536), (2245, 114048), (2376, 107760), (2592, 98780), (2640, 96984), (2694, 95040), (2880, 88902), (2970, 86208), (3168, 80820), (3240, 79024), (3456, 74085), (3520, 72738), (3564, 71840), (3592, 71280), (3960, 64656), (4041, 63360), (4224, 60615), (4320, 59268), (4455, 57472), (4490, 57024), (4752, 53880), (4939, 51840), (5184, 49390), (5280, 48492), (5388, 47520), (5760, 44451), (5940, 43104), (6336, 40410), (6480, 39512), (6735, 38016), (7040, 36369), (7128, 35920), (7184, 35640), (7920, 32328), (8082, 31680), (8640, 29634), (8910, 28736), (8980, 28512), (9504, 26940), (9878, 25920), (10368, 24695), (10560, 24246), (10776, 23760), (11880, 21552), (12123, 21120), (12672, 20205), (12960, 19756), (13470, 19008), (14256, 17960), (14368, 17820), (14817, 17280), (15840, 16164)]