256536000

素因数分解:

$2^6\times 3^2\times 5^3\times 7^1\times {\mathrm{509}}^1$

素因数の和:549

約数の個数: 336

約数和(自身を含む): 1050828480

約数和(自身を除く): 794292480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 125, 126, 140, 144, 150, 160, 168, 175, 180, 192, 200, 210, 224, 225, 240, 250, 252, 280, 288, 300, 315, 320, 336, 350, 360, 375, 400, 420, 448, 450, 480, 500, 504, 509, 525, 560, 576, 600, 630, 672, 700, 720, 750, 800, 840, 875, 900, 960, 1000, 1008, 1018, 1050, 1120, 1125, 1200, 1260, 1344, 1400, 1440, 1500, 1527, 1575, 1600, 1680, 1750, 1800, 2000, 2016, 2036, 2100, 2240, 2250, 2400, 2520, 2545, 2625, 2800, 2880, 3000, 3054, 3150, 3360, 3500, 3563, 3600, 4000, 4032, 4072, 4200, 4500, 4581, 4800, 5040, 5090, 5250, 5600, 6000, 6108, 6300, 6720, 7000, 7126, 7200, 7635, 7875, 8000, 8144, 8400, 9000, 9162, 10080, 10180, 10500, 10689, 11200, 12000, 12216, 12600, 12725, 14000, 14252, 14400, 15270, 15750, 16288, 16800, 17815, 18000, 18324, 20160, 20360, 21000, 21378, 22905, 24000, 24432, 25200, 25450, 28000, 28504, 30540, 31500, 32067, 32576, 33600, 35630, 36000, 36648, 38175, 40720, 42000, 42756, 45810, 48864, 50400, 50900, 53445, 56000, 57008, 61080, 63000, 63625, 64134, 71260, 72000, 73296, 76350, 81440, 84000, 85512, 89075, 91620, 97728, 100800, 101800, 106890, 114016, 114525, 122160, 126000, 127250, 128268, 142520, 146592, 152700, 160335, 162880, 168000, 171024, 178150, 183240, 190875, 203600, 213780, 228032, 229050, 244320, 252000, 254500, 256536, 267225, 285040, 293184, 305400, 320670, 342048, 356300, 366480, 381750, 407200, 427560, 445375, 458100, 488640, 504000, 509000, 513072, 534450, 570080, 572625, 610800, 641340, 684096, 712600, 732960, 763500, 801675, 814400, 855120, 890750, 916200, 1018000, 1026144, 1068900, 1140160, 1145250, 1221600, 1282680, 1336125, 1425200, 1465920, 1527000, 1603350, 1710240, 1781500, 1832400, 2036000, 2052288, 2137800, 2290500, 2443200, 2565360, 2672250, 2850400, 3054000, 3206700, 3420480, 3563000, 3664800, 4008375, 4072000, 4275600, 4581000, 5130720, 5344500, 5700800, 6108000, 6413400, 7126000, 7329600, 8016750, 8551200, 9162000, 10261440, 10689000, 12216000, 12826800, 14252000, 16033500, 17102400, 18324000, 21378000, 25653600, 28504000, 32067000, 36648000, 42756000, 51307200, 64134000, 85512000, 128268000, 256536000]

約数ペア:

[(1, 256536000), (2, 128268000), (3, 85512000), (4, 64134000), (5, 51307200), (6, 42756000), (7, 36648000), (8, 32067000), (9, 28504000), (10, 25653600), (12, 21378000), (14, 18324000), (15, 17102400), (16, 16033500), (18, 14252000), (20, 12826800), (21, 12216000), (24, 10689000), (25, 10261440), (28, 9162000), (30, 8551200), (32, 8016750), (35, 7329600), (36, 7126000), (40, 6413400), (42, 6108000), (45, 5700800), (48, 5344500), (50, 5130720), (56, 4581000), (60, 4275600), (63, 4072000), (64, 4008375), (70, 3664800), (72, 3563000), (75, 3420480), (80, 3206700), (84, 3054000), (90, 2850400), (96, 2672250), (100, 2565360), (105, 2443200), (112, 2290500), (120, 2137800), (125, 2052288), (126, 2036000), (140, 1832400), (144, 1781500), (150, 1710240), (160, 1603350), (168, 1527000), (175, 1465920), (180, 1425200), (192, 1336125), (200, 1282680), (210, 1221600), (224, 1145250), (225, 1140160), (240, 1068900), (250, 1026144), (252, 1018000), (280, 916200), (288, 890750), (300, 855120), (315, 814400), (320, 801675), (336, 763500), (350, 732960), (360, 712600), (375, 684096), (400, 641340), (420, 610800), (448, 572625), (450, 570080), (480, 534450), (500, 513072), (504, 509000), (509, 504000), (525, 488640), (560, 458100), (576, 445375), (600, 427560), (630, 407200), (672, 381750), (700, 366480), (720, 356300), (750, 342048), (800, 320670), (840, 305400), (875, 293184), (900, 285040), (960, 267225), (1000, 256536), (1008, 254500), (1018, 252000), (1050, 244320), (1120, 229050), (1125, 228032), (1200, 213780), (1260, 203600), (1344, 190875), (1400, 183240), (1440, 178150), (1500, 171024), (1527, 168000), (1575, 162880), (1600, 160335), (1680, 152700), (1750, 146592), (1800, 142520), (2000, 128268), (2016, 127250), (2036, 126000), (2100, 122160), (2240, 114525), (2250, 114016), (2400, 106890), (2520, 101800), (2545, 100800), (2625, 97728), (2800, 91620), (2880, 89075), (3000, 85512), (3054, 84000), (3150, 81440), (3360, 76350), (3500, 73296), (3563, 72000), (3600, 71260), (4000, 64134), (4032, 63625), (4072, 63000), (4200, 61080), (4500, 57008), (4581, 56000), (4800, 53445), (5040, 50900), (5090, 50400), (5250, 48864), (5600, 45810), (6000, 42756), (6108, 42000), (6300, 40720), (6720, 38175), (7000, 36648), (7126, 36000), (7200, 35630), (7635, 33600), (7875, 32576), (8000, 32067), (8144, 31500), (8400, 30540), (9000, 28504), (9162, 28000), (10080, 25450), (10180, 25200), (10500, 24432), (10689, 24000), (11200, 22905), (12000, 21378), (12216, 21000), (12600, 20360), (12725, 20160), (14000, 18324), (14252, 18000), (14400, 17815), (15270, 16800), (15750, 16288)]