28385280

素因数分解:

$2^{13}\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1$

素因数の和:55

約数の個数: 336

約数和(自身を含む): 122675904

約数和(自身を除く): 94290624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 28, 30, 32, 33, 35, 36, 40, 42, 44, 45, 48, 55, 56, 60, 63, 64, 66, 70, 72, 77, 80, 84, 88, 90, 96, 99, 105, 110, 112, 120, 126, 128, 132, 140, 144, 154, 160, 165, 168, 176, 180, 192, 198, 210, 220, 224, 231, 240, 252, 256, 264, 280, 288, 308, 315, 320, 330, 336, 352, 360, 384, 385, 396, 420, 440, 448, 462, 480, 495, 504, 512, 528, 560, 576, 616, 630, 640, 660, 672, 693, 704, 720, 768, 770, 792, 840, 880, 896, 924, 960, 990, 1008, 1024, 1056, 1120, 1152, 1155, 1232, 1260, 1280, 1320, 1344, 1386, 1408, 1440, 1536, 1540, 1584, 1680, 1760, 1792, 1848, 1920, 1980, 2016, 2048, 2112, 2240, 2304, 2310, 2464, 2520, 2560, 2640, 2688, 2772, 2816, 2880, 3072, 3080, 3168, 3360, 3465, 3520, 3584, 3696, 3840, 3960, 4032, 4096, 4224, 4480, 4608, 4620, 4928, 5040, 5120, 5280, 5376, 5544, 5632, 5760, 6144, 6160, 6336, 6720, 6930, 7040, 7168, 7392, 7680, 7920, 8064, 8192, 8448, 8960, 9216, 9240, 9856, 10080, 10240, 10560, 10752, 11088, 11264, 11520, 12288, 12320, 12672, 13440, 13860, 14080, 14336, 14784, 15360, 15840, 16128, 16896, 17920, 18432, 18480, 19712, 20160, 20480, 21120, 21504, 22176, 22528, 23040, 24576, 24640, 25344, 26880, 27720, 28160, 28672, 29568, 30720, 31680, 32256, 33792, 35840, 36864, 36960, 39424, 40320, 40960, 42240, 43008, 44352, 45056, 46080, 49280, 50688, 53760, 55440, 56320, 57344, 59136, 61440, 63360, 64512, 67584, 71680, 73728, 73920, 78848, 80640, 84480, 86016, 88704, 90112, 92160, 98560, 101376, 107520, 110880, 112640, 118272, 122880, 126720, 129024, 135168, 143360, 147840, 157696, 161280, 168960, 172032, 177408, 184320, 197120, 202752, 215040, 221760, 225280, 236544, 253440, 258048, 270336, 286720, 295680, 315392, 322560, 337920, 354816, 368640, 394240, 405504, 430080, 443520, 450560, 473088, 506880, 516096, 591360, 630784, 645120, 675840, 709632, 788480, 811008, 860160, 887040, 946176, 1013760, 1182720, 1290240, 1351680, 1419264, 1576960, 1774080, 1892352, 2027520, 2365440, 2580480, 2838528, 3153920, 3548160, 4055040, 4730880, 5677056, 7096320, 9461760, 14192640, 28385280]

約数ペア:

[(1, 28385280), (2, 14192640), (3, 9461760), (4, 7096320), (5, 5677056), (6, 4730880), (7, 4055040), (8, 3548160), (9, 3153920), (10, 2838528), (11, 2580480), (12, 2365440), (14, 2027520), (15, 1892352), (16, 1774080), (18, 1576960), (20, 1419264), (21, 1351680), (22, 1290240), (24, 1182720), (28, 1013760), (30, 946176), (32, 887040), (33, 860160), (35, 811008), (36, 788480), (40, 709632), (42, 675840), (44, 645120), (45, 630784), (48, 591360), (55, 516096), (56, 506880), (60, 473088), (63, 450560), (64, 443520), (66, 430080), (70, 405504), (72, 394240), (77, 368640), (80, 354816), (84, 337920), (88, 322560), (90, 315392), (96, 295680), (99, 286720), (105, 270336), (110, 258048), (112, 253440), (120, 236544), (126, 225280), (128, 221760), (132, 215040), (140, 202752), (144, 197120), (154, 184320), (160, 177408), (165, 172032), (168, 168960), (176, 161280), (180, 157696), (192, 147840), (198, 143360), (210, 135168), (220, 129024), (224, 126720), (231, 122880), (240, 118272), (252, 112640), (256, 110880), (264, 107520), (280, 101376), (288, 98560), (308, 92160), (315, 90112), (320, 88704), (330, 86016), (336, 84480), (352, 80640), (360, 78848), (384, 73920), (385, 73728), (396, 71680), (420, 67584), (440, 64512), (448, 63360), (462, 61440), (480, 59136), (495, 57344), (504, 56320), (512, 55440), (528, 53760), (560, 50688), (576, 49280), (616, 46080), (630, 45056), (640, 44352), (660, 43008), (672, 42240), (693, 40960), (704, 40320), (720, 39424), (768, 36960), (770, 36864), (792, 35840), (840, 33792), (880, 32256), (896, 31680), (924, 30720), (960, 29568), (990, 28672), (1008, 28160), (1024, 27720), (1056, 26880), (1120, 25344), (1152, 24640), (1155, 24576), (1232, 23040), (1260, 22528), (1280, 22176), (1320, 21504), (1344, 21120), (1386, 20480), (1408, 20160), (1440, 19712), (1536, 18480), (1540, 18432), (1584, 17920), (1680, 16896), (1760, 16128), (1792, 15840), (1848, 15360), (1920, 14784), (1980, 14336), (2016, 14080), (2048, 13860), (2112, 13440), (2240, 12672), (2304, 12320), (2310, 12288), (2464, 11520), (2520, 11264), (2560, 11088), (2640, 10752), (2688, 10560), (2772, 10240), (2816, 10080), (2880, 9856), (3072, 9240), (3080, 9216), (3168, 8960), (3360, 8448), (3465, 8192), (3520, 8064), (3584, 7920), (3696, 7680), (3840, 7392), (3960, 7168), (4032, 7040), (4096, 6930), (4224, 6720), (4480, 6336), (4608, 6160), (4620, 6144), (4928, 5760), (5040, 5632), (5120, 5544), (5280, 5376)]