20560296960

素因数分解:

$2^{10}\times 3^3\times 5^1\times 7^1\times {\mathrm{21247}}^1$

素因数の和:21288

約数の個数: 352

約数和(自身を含む): 83509739520

約数和(自身を除く): 62949442560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1024, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2560, 2688, 2880, 3024, 3072, 3360, 3456, 3584, 3780, 3840, 4032, 4320, 4480, 4608, 5040, 5120, 5376, 5760, 6048, 6720, 6912, 7168, 7560, 7680, 8064, 8640, 8960, 9216, 10080, 10752, 11520, 12096, 13440, 13824, 15120, 15360, 16128, 17280, 17920, 20160, 21247, 21504, 23040, 24192, 26880, 27648, 30240, 32256, 34560, 35840, 40320, 42494, 46080, 48384, 53760, 60480, 63741, 64512, 69120, 80640, 84988, 96768, 106235, 107520, 120960, 127482, 138240, 148729, 161280, 169976, 191223, 193536, 212470, 241920, 254964, 297458, 318705, 322560, 339952, 382446, 424940, 446187, 483840, 509928, 573669, 594916, 637410, 679904, 743645, 764892, 849880, 892374, 956115, 967680, 1019856, 1147338, 1189832, 1274820, 1338561, 1359808, 1487290, 1529784, 1699760, 1784748, 1912230, 2039712, 2230935, 2294676, 2379664, 2549640, 2677122, 2719616, 2868345, 2974580, 3059568, 3399520, 3569496, 3824460, 4015683, 4079424, 4461870, 4589352, 4759328, 5099280, 5354244, 5439232, 5736690, 5949160, 6119136, 6692805, 6799040, 7138992, 7648920, 8031366, 8158848, 8923740, 9178704, 9518656, 10198560, 10708488, 10878464, 11473380, 11898320, 12238272, 13385610, 13598080, 14277984, 15297840, 16062732, 16317696, 17847480, 18357408, 19037312, 20078415, 20397120, 21416976, 21756928, 22946760, 23796640, 24476544, 26771220, 27196160, 28555968, 30595680, 32125464, 32635392, 35694960, 36714816, 38074624, 40156830, 40794240, 42833952, 45893520, 47593280, 48953088, 53542440, 54392320, 57111936, 61191360, 64250928, 65270784, 71389920, 73429632, 76149248, 80313660, 81588480, 85667904, 91787040, 95186560, 97906176, 107084880, 108784640, 114223872, 122382720, 128501856, 142779840, 146859264, 152298496, 160627320, 163176960, 171335808, 183574080, 190373120, 195812352, 214169760, 228447744, 244765440, 257003712, 285559680, 293718528, 321254640, 326353920, 342671616, 367148160, 380746240, 428339520, 456895488, 489530880, 514007424, 571119360, 587437056, 642509280, 685343232, 734296320, 761492480, 856679040, 979061760, 1028014848, 1142238720, 1285018560, 1370686464, 1468592640, 1713358080, 2056029696, 2284477440, 2570037120, 2937185280, 3426716160, 4112059392, 5140074240, 6853432320, 10280148480, 20560296960]

約数ペア:

[(1, 20560296960), (2, 10280148480), (3, 6853432320), (4, 5140074240), (5, 4112059392), (6, 3426716160), (7, 2937185280), (8, 2570037120), (9, 2284477440), (10, 2056029696), (12, 1713358080), (14, 1468592640), (15, 1370686464), (16, 1285018560), (18, 1142238720), (20, 1028014848), (21, 979061760), (24, 856679040), (27, 761492480), (28, 734296320), (30, 685343232), (32, 642509280), (35, 587437056), (36, 571119360), (40, 514007424), (42, 489530880), (45, 456895488), (48, 428339520), (54, 380746240), (56, 367148160), (60, 342671616), (63, 326353920), (64, 321254640), (70, 293718528), (72, 285559680), (80, 257003712), (84, 244765440), (90, 228447744), (96, 214169760), (105, 195812352), (108, 190373120), (112, 183574080), (120, 171335808), (126, 163176960), (128, 160627320), (135, 152298496), (140, 146859264), (144, 142779840), (160, 128501856), (168, 122382720), (180, 114223872), (189, 108784640), (192, 107084880), (210, 97906176), (216, 95186560), (224, 91787040), (240, 85667904), (252, 81588480), (256, 80313660), (270, 76149248), (280, 73429632), (288, 71389920), (315, 65270784), (320, 64250928), (336, 61191360), (360, 57111936), (378, 54392320), (384, 53542440), (420, 48953088), (432, 47593280), (448, 45893520), (480, 42833952), (504, 40794240), (512, 40156830), (540, 38074624), (560, 36714816), (576, 35694960), (630, 32635392), (640, 32125464), (672, 30595680), (720, 28555968), (756, 27196160), (768, 26771220), (840, 24476544), (864, 23796640), (896, 22946760), (945, 21756928), (960, 21416976), (1008, 20397120), (1024, 20078415), (1080, 19037312), (1120, 18357408), (1152, 17847480), (1260, 16317696), (1280, 16062732), (1344, 15297840), (1440, 14277984), (1512, 13598080), (1536, 13385610), (1680, 12238272), (1728, 11898320), (1792, 11473380), (1890, 10878464), (1920, 10708488), (2016, 10198560), (2160, 9518656), (2240, 9178704), (2304, 8923740), (2520, 8158848), (2560, 8031366), (2688, 7648920), (2880, 7138992), (3024, 6799040), (3072, 6692805), (3360, 6119136), (3456, 5949160), (3584, 5736690), (3780, 5439232), (3840, 5354244), (4032, 5099280), (4320, 4759328), (4480, 4589352), (4608, 4461870), (5040, 4079424), (5120, 4015683), (5376, 3824460), (5760, 3569496), (6048, 3399520), (6720, 3059568), (6912, 2974580), (7168, 2868345), (7560, 2719616), (7680, 2677122), (8064, 2549640), (8640, 2379664), (8960, 2294676), (9216, 2230935), (10080, 2039712), (10752, 1912230), (11520, 1784748), (12096, 1699760), (13440, 1529784), (13824, 1487290), (15120, 1359808), (15360, 1338561), (16128, 1274820), (17280, 1189832), (17920, 1147338), (20160, 1019856), (21247, 967680), (21504, 956115), (23040, 892374), (24192, 849880), (26880, 764892), (27648, 743645), (30240, 679904), (32256, 637410), (34560, 594916), (35840, 573669), (40320, 509928), (42494, 483840), (46080, 446187), (48384, 424940), (53760, 382446), (60480, 339952), (63741, 322560), (64512, 318705), (69120, 297458), (80640, 254964), (84988, 241920), (96768, 212470), (106235, 193536), (107520, 191223), (120960, 169976), (127482, 161280), (138240, 148729)]