1230802560

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5479}}^1$

素因数の和:5520

約数の個数: 256

約数和(自身を含む): 4695264000

約数和(自身を除く): 3464461440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3456, 3510, 3744, 4160, 4320, 4680, 4992, 5479, 5616, 5760, 6240, 7020, 7488, 8320, 8640, 9360, 10958, 11232, 12480, 14040, 14976, 16437, 17280, 18720, 21916, 22464, 24960, 27395, 28080, 32874, 37440, 43832, 44928, 49311, 54790, 56160, 65748, 71227, 74880, 82185, 87664, 98622, 109580, 112320, 131496, 142454, 147933, 164370, 175328, 197244, 213681, 219160, 224640, 246555, 262992, 284908, 295866, 328740, 350656, 356135, 394488, 427362, 438320, 493110, 525984, 569816, 591732, 641043, 657480, 701312, 712270, 739665, 788976, 854724, 876640, 986220, 1051968, 1068405, 1139632, 1183464, 1282086, 1314960, 1424540, 1479330, 1577952, 1709448, 1753280, 1923129, 1972440, 2103936, 2136810, 2279264, 2366928, 2564172, 2629920, 2849080, 2958660, 3155904, 3205215, 3418896, 3506560, 3846258, 3944880, 4273620, 4558528, 4733856, 5128344, 5259840, 5698160, 5917320, 6311808, 6410430, 6837792, 7692516, 7889760, 8547240, 9117056, 9467712, 9615645, 10256688, 10519680, 11396320, 11834640, 12820860, 13675584, 15385032, 15779520, 17094480, 18935424, 19231290, 20513376, 22792640, 23669280, 25641720, 27351168, 30770064, 31559040, 34188960, 38462580, 41026752, 45585280, 47338560, 51283440, 61540128, 68377920, 76925160, 82053504, 94677120, 102566880, 123080256, 136755840, 153850320, 205133760, 246160512, 307700640, 410267520, 615401280, 1230802560]

約数ペア:

[(1, 1230802560), (2, 615401280), (3, 410267520), (4, 307700640), (5, 246160512), (6, 205133760), (8, 153850320), (9, 136755840), (10, 123080256), (12, 102566880), (13, 94677120), (15, 82053504), (16, 76925160), (18, 68377920), (20, 61540128), (24, 51283440), (26, 47338560), (27, 45585280), (30, 41026752), (32, 38462580), (36, 34188960), (39, 31559040), (40, 30770064), (45, 27351168), (48, 25641720), (52, 23669280), (54, 22792640), (60, 20513376), (64, 19231290), (65, 18935424), (72, 17094480), (78, 15779520), (80, 15385032), (90, 13675584), (96, 12820860), (104, 11834640), (108, 11396320), (117, 10519680), (120, 10256688), (128, 9615645), (130, 9467712), (135, 9117056), (144, 8547240), (156, 7889760), (160, 7692516), (180, 6837792), (192, 6410430), (195, 6311808), (208, 5917320), (216, 5698160), (234, 5259840), (240, 5128344), (260, 4733856), (270, 4558528), (288, 4273620), (312, 3944880), (320, 3846258), (351, 3506560), (360, 3418896), (384, 3205215), (390, 3155904), (416, 2958660), (432, 2849080), (468, 2629920), (480, 2564172), (520, 2366928), (540, 2279264), (576, 2136810), (585, 2103936), (624, 1972440), (640, 1923129), (702, 1753280), (720, 1709448), (780, 1577952), (832, 1479330), (864, 1424540), (936, 1314960), (960, 1282086), (1040, 1183464), (1080, 1139632), (1152, 1068405), (1170, 1051968), (1248, 986220), (1404, 876640), (1440, 854724), (1560, 788976), (1664, 739665), (1728, 712270), (1755, 701312), (1872, 657480), (1920, 641043), (2080, 591732), (2160, 569816), (2340, 525984), (2496, 493110), (2808, 438320), (2880, 427362), (3120, 394488), (3456, 356135), (3510, 350656), (3744, 328740), (4160, 295866), (4320, 284908), (4680, 262992), (4992, 246555), (5479, 224640), (5616, 219160), (5760, 213681), (6240, 197244), (7020, 175328), (7488, 164370), (8320, 147933), (8640, 142454), (9360, 131496), (10958, 112320), (11232, 109580), (12480, 98622), (14040, 87664), (14976, 82185), (16437, 74880), (17280, 71227), (18720, 65748), (21916, 56160), (22464, 54790), (24960, 49311), (27395, 44928), (28080, 43832), (32874, 37440)]