256256000

素因数分解:

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

素因数の和:68

約数の個数: 384

約数和(自身を含む): 858574080

約数和(自身を除く): 602318080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 25, 26, 28, 32, 35, 40, 44, 50, 52, 55, 56, 64, 65, 70, 77, 80, 88, 91, 100, 104, 110, 112, 125, 128, 130, 140, 143, 154, 160, 175, 176, 182, 200, 208, 220, 224, 250, 256, 260, 275, 280, 286, 308, 320, 325, 350, 352, 364, 385, 400, 416, 440, 448, 455, 500, 512, 520, 550, 560, 572, 616, 640, 650, 700, 704, 715, 728, 770, 800, 832, 875, 880, 896, 910, 1000, 1001, 1024, 1040, 1100, 1120, 1144, 1232, 1280, 1300, 1375, 1400, 1408, 1430, 1456, 1540, 1600, 1625, 1664, 1750, 1760, 1792, 1820, 1925, 2000, 2002, 2048, 2080, 2200, 2240, 2275, 2288, 2464, 2560, 2600, 2750, 2800, 2816, 2860, 2912, 3080, 3200, 3250, 3328, 3500, 3520, 3575, 3584, 3640, 3850, 4000, 4004, 4160, 4400, 4480, 4550, 4576, 4928, 5005, 5120, 5200, 5500, 5600, 5632, 5720, 5824, 6160, 6400, 6500, 6656, 7000, 7040, 7150, 7168, 7280, 7700, 8000, 8008, 8320, 8800, 8960, 9100, 9152, 9625, 9856, 10010, 10240, 10400, 11000, 11200, 11264, 11375, 11440, 11648, 12320, 12800, 13000, 13312, 14000, 14080, 14300, 14336, 14560, 15400, 16000, 16016, 16640, 17600, 17875, 17920, 18200, 18304, 19250, 19712, 20020, 20800, 22000, 22400, 22528, 22750, 22880, 23296, 24640, 25025, 25600, 26000, 26624, 28000, 28160, 28600, 29120, 30800, 32000, 32032, 33280, 35200, 35750, 35840, 36400, 36608, 38500, 39424, 40040, 41600, 44000, 44800, 45500, 45760, 46592, 49280, 50050, 51200, 52000, 56000, 56320, 57200, 58240, 61600, 64000, 64064, 66560, 70400, 71500, 71680, 72800, 73216, 77000, 78848, 80080, 83200, 88000, 89600, 91000, 91520, 93184, 98560, 100100, 104000, 112000, 112640, 114400, 116480, 123200, 125125, 128000, 128128, 133120, 140800, 143000, 145600, 146432, 154000, 157696, 160160, 166400, 176000, 179200, 182000, 183040, 186368, 197120, 200200, 208000, 224000, 228800, 232960, 246400, 250250, 256000, 256256, 281600, 286000, 291200, 292864, 308000, 320320, 332800, 352000, 358400, 364000, 366080, 394240, 400400, 416000, 448000, 457600, 465920, 492800, 500500, 512512, 563200, 572000, 582400, 616000, 640640, 665600, 704000, 728000, 732160, 788480, 800800, 832000, 896000, 915200, 931840, 985600, 1001000, 1025024, 1144000, 1164800, 1232000, 1281280, 1408000, 1456000, 1464320, 1601600, 1664000, 1792000, 1830400, 1971200, 2002000, 2050048, 2288000, 2329600, 2464000, 2562560, 2816000, 2912000, 3203200, 3328000, 3660800, 3942400, 4004000, 4576000, 4659200, 4928000, 5125120, 5824000, 6406400, 7321600, 8008000, 9152000, 9856000, 10250240, 11648000, 12812800, 16016000, 18304000, 19712000, 23296000, 25625600, 32032000, 36608000, 51251200, 64064000, 128128000, 256256000]

約数ペア:

[(1, 256256000), (2, 128128000), (4, 64064000), (5, 51251200), (7, 36608000), (8, 32032000), (10, 25625600), (11, 23296000), (13, 19712000), (14, 18304000), (16, 16016000), (20, 12812800), (22, 11648000), (25, 10250240), (26, 9856000), (28, 9152000), (32, 8008000), (35, 7321600), (40, 6406400), (44, 5824000), (50, 5125120), (52, 4928000), (55, 4659200), (56, 4576000), (64, 4004000), (65, 3942400), (70, 3660800), (77, 3328000), (80, 3203200), (88, 2912000), (91, 2816000), (100, 2562560), (104, 2464000), (110, 2329600), (112, 2288000), (125, 2050048), (128, 2002000), (130, 1971200), (140, 1830400), (143, 1792000), (154, 1664000), (160, 1601600), (175, 1464320), (176, 1456000), (182, 1408000), (200, 1281280), (208, 1232000), (220, 1164800), (224, 1144000), (250, 1025024), (256, 1001000), (260, 985600), (275, 931840), (280, 915200), (286, 896000), (308, 832000), (320, 800800), (325, 788480), (350, 732160), (352, 728000), (364, 704000), (385, 665600), (400, 640640), (416, 616000), (440, 582400), (448, 572000), (455, 563200), (500, 512512), (512, 500500), (520, 492800), (550, 465920), (560, 457600), (572, 448000), (616, 416000), (640, 400400), (650, 394240), (700, 366080), (704, 364000), (715, 358400), (728, 352000), (770, 332800), (800, 320320), (832, 308000), (875, 292864), (880, 291200), (896, 286000), (910, 281600), (1000, 256256), (1001, 256000), (1024, 250250), (1040, 246400), (1100, 232960), (1120, 228800), (1144, 224000), (1232, 208000), (1280, 200200), (1300, 197120), (1375, 186368), (1400, 183040), (1408, 182000), (1430, 179200), (1456, 176000), (1540, 166400), (1600, 160160), (1625, 157696), (1664, 154000), (1750, 146432), (1760, 145600), (1792, 143000), (1820, 140800), (1925, 133120), (2000, 128128), (2002, 128000), (2048, 125125), (2080, 123200), (2200, 116480), (2240, 114400), (2275, 112640), (2288, 112000), (2464, 104000), (2560, 100100), (2600, 98560), (2750, 93184), (2800, 91520), (2816, 91000), (2860, 89600), (2912, 88000), (3080, 83200), (3200, 80080), (3250, 78848), (3328, 77000), (3500, 73216), (3520, 72800), (3575, 71680), (3584, 71500), (3640, 70400), (3850, 66560), (4000, 64064), (4004, 64000), (4160, 61600), (4400, 58240), (4480, 57200), (4550, 56320), (4576, 56000), (4928, 52000), (5005, 51200), (5120, 50050), (5200, 49280), (5500, 46592), (5600, 45760), (5632, 45500), (5720, 44800), (5824, 44000), (6160, 41600), (6400, 40040), (6500, 39424), (6656, 38500), (7000, 36608), (7040, 36400), (7150, 35840), (7168, 35750), (7280, 35200), (7700, 33280), (8000, 32032), (8008, 32000), (8320, 30800), (8800, 29120), (8960, 28600), (9100, 28160), (9152, 28000), (9625, 26624), (9856, 26000), (10010, 25600), (10240, 25025), (10400, 24640), (11000, 23296), (11200, 22880), (11264, 22750), (11375, 22528), (11440, 22400), (11648, 22000), (12320, 20800), (12800, 20020), (13000, 19712), (13312, 19250), (14000, 18304), (14080, 18200), (14300, 17920), (14336, 17875), (14560, 17600), (15400, 16640), (16000, 16016)]