256410000

素因数分解:

$2^4\times 3^2\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:89

約数の個数: 600

約数和(自身を含む): 1148182464

約数和(自身を除く): 891772464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 28, 30, 33, 35, 36, 37, 40, 42, 44, 45, 48, 50, 55, 56, 60, 63, 66, 70, 72, 74, 75, 77, 80, 84, 88, 90, 99, 100, 105, 110, 111, 112, 120, 125, 126, 132, 140, 144, 148, 150, 154, 165, 168, 175, 176, 180, 185, 198, 200, 210, 220, 222, 225, 231, 240, 250, 252, 259, 264, 275, 280, 296, 300, 308, 315, 330, 333, 336, 350, 360, 370, 375, 385, 396, 400, 407, 420, 440, 444, 450, 462, 495, 500, 504, 518, 525, 528, 550, 555, 560, 592, 600, 616, 625, 630, 660, 666, 693, 700, 720, 740, 750, 770, 777, 792, 814, 825, 840, 875, 880, 888, 900, 924, 925, 990, 1000, 1008, 1036, 1050, 1100, 1110, 1125, 1155, 1200, 1221, 1232, 1250, 1260, 1295, 1320, 1332, 1375, 1386, 1400, 1480, 1500, 1540, 1554, 1575, 1584, 1628, 1650, 1665, 1680, 1750, 1776, 1800, 1848, 1850, 1875, 1925, 1980, 2000, 2035, 2072, 2100, 2200, 2220, 2250, 2310, 2331, 2442, 2475, 2500, 2520, 2590, 2625, 2640, 2664, 2750, 2772, 2775, 2800, 2849, 2960, 3000, 3080, 3108, 3150, 3256, 3300, 3330, 3465, 3500, 3600, 3663, 3696, 3700, 3750, 3850, 3885, 3960, 4070, 4125, 4144, 4200, 4375, 4400, 4440, 4500, 4620, 4625, 4662, 4884, 4950, 5000, 5040, 5180, 5250, 5328, 5500, 5544, 5550, 5625, 5698, 5775, 6000, 6105, 6160, 6216, 6300, 6475, 6512, 6600, 6660, 6875, 6930, 7000, 7326, 7400, 7500, 7700, 7770, 7875, 7920, 8140, 8250, 8325, 8400, 8547, 8750, 8880, 9000, 9240, 9250, 9324, 9625, 9768, 9900, 10000, 10175, 10360, 10500, 11000, 11088, 11100, 11250, 11396, 11550, 11655, 12210, 12375, 12432, 12600, 12950, 13125, 13200, 13320, 13750, 13860, 13875, 14000, 14245, 14652, 14800, 15000, 15400, 15540, 15750, 16280, 16500, 16650, 17094, 17325, 17500, 18000, 18315, 18480, 18500, 18648, 19250, 19425, 19536, 19800, 20350, 20625, 20720, 21000, 22000, 22200, 22500, 22792, 23100, 23125, 23310, 24420, 24750, 25200, 25641, 25900, 26250, 26640, 27500, 27720, 27750, 28490, 28875, 29304, 30000, 30525, 30800, 31080, 31500, 32375, 32560, 33000, 33300, 34188, 34650, 35000, 36630, 37000, 37296, 38500, 38850, 39375, 39600, 40700, 41250, 41625, 42000, 42735, 44400, 45000, 45584, 46200, 46250, 46620, 48125, 48840, 49500, 50875, 51282, 51800, 52500, 55000, 55440, 55500, 56980, 57750, 58275, 58608, 61050, 61875, 62160, 63000, 64750, 66000, 66600, 68376, 69300, 69375, 70000, 71225, 73260, 74000, 77000, 77700, 78750, 81400, 82500, 83250, 85470, 86625, 90000, 91575, 92400, 92500, 93240, 96250, 97125, 97680, 99000, 101750, 102564, 103600, 105000, 110000, 111000, 113960, 115500, 116550, 122100, 123750, 126000, 128205, 129500, 133200, 136752, 138600, 138750, 142450, 144375, 146520, 152625, 154000, 155400, 157500, 161875, 162800, 165000, 166500, 170940, 173250, 183150, 185000, 186480, 192500, 194250, 198000, 203500, 205128, 208125, 210000, 213675, 222000, 227920, 231000, 233100, 244200, 247500, 254375, 256410, 259000, 277200, 277500, 284900, 288750, 291375, 293040, 305250, 310800, 315000, 323750, 330000, 333000, 341880, 346500, 356125, 366300, 370000, 385000, 388500, 407000, 410256, 416250, 427350, 433125, 457875, 462000, 466200, 485625, 488400, 495000, 508750, 512820, 518000, 555000, 569800, 577500, 582750, 610500, 630000, 641025, 647500, 666000, 683760, 693000, 712250, 732600, 763125, 770000, 777000, 814000, 832500, 854700, 866250, 915750, 932400, 971250, 990000, 1017500, 1025640, 1068375, 1110000, 1139600, 1155000, 1165500, 1221000, 1282050, 1295000, 1386000, 1424500, 1456875, 1465200, 1526250, 1554000, 1665000, 1709400, 1732500, 1780625, 1831500, 1942500, 2035000, 2051280, 2136750, 2289375, 2310000, 2331000, 2442000, 2564100, 2590000, 2849000, 2913750, 3052500, 3205125, 3330000, 3418800, 3465000, 3561250, 3663000, 3885000, 4070000, 4273500, 4578750, 4662000, 5128200, 5341875, 5698000, 5827500, 6105000, 6410250, 6930000, 7122500, 7326000, 7770000, 8547000, 9157500, 10256400, 10683750, 11655000, 12210000, 12820500, 14245000, 16025625, 17094000, 18315000, 21367500, 23310000, 25641000, 28490000, 32051250, 36630000, 42735000, 51282000, 64102500, 85470000, 128205000, 256410000]

約数ペア:

[(1, 256410000), (2, 128205000), (3, 85470000), (4, 64102500), (5, 51282000), (6, 42735000), (7, 36630000), (8, 32051250), (9, 28490000), (10, 25641000), (11, 23310000), (12, 21367500), (14, 18315000), (15, 17094000), (16, 16025625), (18, 14245000), (20, 12820500), (21, 12210000), (22, 11655000), (24, 10683750), (25, 10256400), (28, 9157500), (30, 8547000), (33, 7770000), (35, 7326000), (36, 7122500), (37, 6930000), (40, 6410250), (42, 6105000), (44, 5827500), (45, 5698000), (48, 5341875), (50, 5128200), (55, 4662000), (56, 4578750), (60, 4273500), (63, 4070000), (66, 3885000), (70, 3663000), (72, 3561250), (74, 3465000), (75, 3418800), (77, 3330000), (80, 3205125), (84, 3052500), (88, 2913750), (90, 2849000), (99, 2590000), (100, 2564100), (105, 2442000), (110, 2331000), (111, 2310000), (112, 2289375), (120, 2136750), (125, 2051280), (126, 2035000), (132, 1942500), (140, 1831500), (144, 1780625), (148, 1732500), (150, 1709400), (154, 1665000), (165, 1554000), (168, 1526250), (175, 1465200), (176, 1456875), (180, 1424500), (185, 1386000), (198, 1295000), (200, 1282050), (210, 1221000), (220, 1165500), (222, 1155000), (225, 1139600), (231, 1110000), (240, 1068375), (250, 1025640), (252, 1017500), (259, 990000), (264, 971250), (275, 932400), (280, 915750), (296, 866250), (300, 854700), (308, 832500), (315, 814000), (330, 777000), (333, 770000), (336, 763125), (350, 732600), (360, 712250), (370, 693000), (375, 683760), (385, 666000), (396, 647500), (400, 641025), (407, 630000), (420, 610500), (440, 582750), (444, 577500), (450, 569800), (462, 555000), (495, 518000), (500, 512820), (504, 508750), (518, 495000), (525, 488400), (528, 485625), (550, 466200), (555, 462000), (560, 457875), (592, 433125), (600, 427350), (616, 416250), (625, 410256), (630, 407000), (660, 388500), (666, 385000), (693, 370000), (700, 366300), (720, 356125), (740, 346500), (750, 341880), (770, 333000), (777, 330000), (792, 323750), (814, 315000), (825, 310800), (840, 305250), (875, 293040), (880, 291375), (888, 288750), (900, 284900), (924, 277500), (925, 277200), (990, 259000), (1000, 256410), (1008, 254375), (1036, 247500), (1050, 244200), (1100, 233100), (1110, 231000), (1125, 227920), (1155, 222000), (1200, 213675), (1221, 210000), (1232, 208125), (1250, 205128), (1260, 203500), (1295, 198000), (1320, 194250), (1332, 192500), (1375, 186480), (1386, 185000), (1400, 183150), (1480, 173250), (1500, 170940), (1540, 166500), (1554, 165000), (1575, 162800), (1584, 161875), (1628, 157500), (1650, 155400), (1665, 154000), (1680, 152625), (1750, 146520), (1776, 144375), (1800, 142450), (1848, 138750), (1850, 138600), (1875, 136752), (1925, 133200), (1980, 129500), (2000, 128205), (2035, 126000), (2072, 123750), (2100, 122100), (2200, 116550), (2220, 115500), (2250, 113960), (2310, 111000), (2331, 110000), (2442, 105000), (2475, 103600), (2500, 102564), (2520, 101750), (2590, 99000), (2625, 97680), (2640, 97125), (2664, 96250), (2750, 93240), (2772, 92500), (2775, 92400), (2800, 91575), (2849, 90000), (2960, 86625), (3000, 85470), (3080, 83250), (3108, 82500), (3150, 81400), (3256, 78750), (3300, 77700), (3330, 77000), (3465, 74000), (3500, 73260), (3600, 71225), (3663, 70000), (3696, 69375), (3700, 69300), (3750, 68376), (3850, 66600), (3885, 66000), (3960, 64750), (4070, 63000), (4125, 62160), (4144, 61875), (4200, 61050), (4375, 58608), (4400, 58275), (4440, 57750), (4500, 56980), (4620, 55500), (4625, 55440), (4662, 55000), (4884, 52500), (4950, 51800), (5000, 51282), (5040, 50875), (5180, 49500), (5250, 48840), (5328, 48125), (5500, 46620), (5544, 46250), (5550, 46200), (5625, 45584), (5698, 45000), (5775, 44400), (6000, 42735), (6105, 42000), (6160, 41625), (6216, 41250), (6300, 40700), (6475, 39600), (6512, 39375), (6600, 38850), (6660, 38500), (6875, 37296), (6930, 37000), (7000, 36630), (7326, 35000), (7400, 34650), (7500, 34188), (7700, 33300), (7770, 33000), (7875, 32560), (7920, 32375), (8140, 31500), (8250, 31080), (8325, 30800), (8400, 30525), (8547, 30000), (8750, 29304), (8880, 28875), (9000, 28490), (9240, 27750), (9250, 27720), (9324, 27500), (9625, 26640), (9768, 26250), (9900, 25900), (10000, 25641), (10175, 25200), (10360, 24750), (10500, 24420), (11000, 23310), (11088, 23125), (11100, 23100), (11250, 22792), (11396, 22500), (11550, 22200), (11655, 22000), (12210, 21000), (12375, 20720), (12432, 20625), (12600, 20350), (12950, 19800), (13125, 19536), (13200, 19425), (13320, 19250), (13750, 18648), (13860, 18500), (13875, 18480), (14000, 18315), (14245, 18000), (14652, 17500), (14800, 17325), (15000, 17094), (15400, 16650), (15540, 16500), (15750, 16280)]