20512800

素因数分解:

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

素因数の和:81

約数の個数: 432

約数和(自身を含む): 92619072

約数和(自身を除く): 72106272

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, 32, 33, 35, 36, 37, 40, 42, 44, 45, 48, 50, 55, 56, 60, 63, 66, 70, 72, 74, 75, 77, 80, 84, 88, 90, 96, 99, 100, 105, 110, 111, 112, 120, 126, 132, 140, 144, 148, 150, 154, 160, 165, 168, 175, 176, 180, 185, 198, 200, 210, 220, 222, 224, 225, 231, 240, 252, 259, 264, 275, 280, 288, 296, 300, 308, 315, 330, 333, 336, 350, 352, 360, 370, 385, 396, 400, 407, 420, 440, 444, 450, 462, 480, 495, 504, 518, 525, 528, 550, 555, 560, 592, 600, 616, 630, 660, 666, 672, 693, 700, 720, 740, 770, 777, 792, 800, 814, 825, 840, 880, 888, 900, 924, 925, 990, 1008, 1036, 1050, 1056, 1100, 1110, 1120, 1155, 1184, 1200, 1221, 1232, 1260, 1295, 1320, 1332, 1386, 1400, 1440, 1480, 1540, 1554, 1575, 1584, 1628, 1650, 1665, 1680, 1760, 1776, 1800, 1848, 1850, 1925, 1980, 2016, 2035, 2072, 2100, 2200, 2220, 2310, 2331, 2400, 2442, 2464, 2475, 2520, 2590, 2640, 2664, 2772, 2775, 2800, 2849, 2960, 3080, 3108, 3150, 3168, 3256, 3300, 3330, 3360, 3465, 3552, 3600, 3663, 3696, 3700, 3850, 3885, 3960, 4070, 4144, 4200, 4400, 4440, 4620, 4662, 4884, 4950, 5040, 5180, 5280, 5328, 5544, 5550, 5600, 5698, 5775, 5920, 6105, 6160, 6216, 6300, 6475, 6512, 6600, 6660, 6930, 7200, 7326, 7392, 7400, 7700, 7770, 7920, 8140, 8288, 8325, 8400, 8547, 8800, 8880, 9240, 9324, 9768, 9900, 10080, 10175, 10360, 10656, 11088, 11100, 11396, 11550, 11655, 12210, 12320, 12432, 12600, 12950, 13024, 13200, 13320, 13860, 14245, 14652, 14800, 15400, 15540, 15840, 16280, 16650, 16800, 17094, 17325, 17760, 18315, 18480, 18648, 19425, 19536, 19800, 20350, 20720, 22176, 22200, 22792, 23100, 23310, 24420, 24864, 25200, 25641, 25900, 26400, 26640, 27720, 28490, 29304, 29600, 30525, 30800, 31080, 32560, 33300, 34188, 34650, 36630, 36960, 37296, 38850, 39072, 39600, 40700, 41440, 42735, 44400, 45584, 46200, 46620, 48840, 50400, 51282, 51800, 53280, 55440, 56980, 58275, 58608, 61050, 61600, 62160, 65120, 66600, 68376, 69300, 71225, 73260, 74592, 77700, 79200, 81400, 85470, 88800, 91168, 91575, 92400, 93240, 97680, 102564, 103600, 110880, 113960, 116550, 117216, 122100, 124320, 128205, 133200, 136752, 138600, 142450, 146520, 155400, 162800, 170940, 183150, 184800, 186480, 195360, 205128, 207200, 213675, 227920, 233100, 244200, 256410, 266400, 273504, 277200, 284900, 293040, 310800, 325600, 341880, 366300, 372960, 410256, 427350, 455840, 466200, 488400, 512820, 554400, 569800, 586080, 621600, 641025, 683760, 732600, 820512, 854700, 932400, 976800, 1025640, 1139600, 1282050, 1367520, 1465200, 1709400, 1864800, 2051280, 2279200, 2564100, 2930400, 3418800, 4102560, 5128200, 6837600, 10256400, 20512800]

約数ペア:

[(1, 20512800), (2, 10256400), (3, 6837600), (4, 5128200), (5, 4102560), (6, 3418800), (7, 2930400), (8, 2564100), (9, 2279200), (10, 2051280), (11, 1864800), (12, 1709400), (14, 1465200), (15, 1367520), (16, 1282050), (18, 1139600), (20, 1025640), (21, 976800), (22, 932400), (24, 854700), (25, 820512), (28, 732600), (30, 683760), (32, 641025), (33, 621600), (35, 586080), (36, 569800), (37, 554400), (40, 512820), (42, 488400), (44, 466200), (45, 455840), (48, 427350), (50, 410256), (55, 372960), (56, 366300), (60, 341880), (63, 325600), (66, 310800), (70, 293040), (72, 284900), (74, 277200), (75, 273504), (77, 266400), (80, 256410), (84, 244200), (88, 233100), (90, 227920), (96, 213675), (99, 207200), (100, 205128), (105, 195360), (110, 186480), (111, 184800), (112, 183150), (120, 170940), (126, 162800), (132, 155400), (140, 146520), (144, 142450), (148, 138600), (150, 136752), (154, 133200), (160, 128205), (165, 124320), (168, 122100), (175, 117216), (176, 116550), (180, 113960), (185, 110880), (198, 103600), (200, 102564), (210, 97680), (220, 93240), (222, 92400), (224, 91575), (225, 91168), (231, 88800), (240, 85470), (252, 81400), (259, 79200), (264, 77700), (275, 74592), (280, 73260), (288, 71225), (296, 69300), (300, 68376), (308, 66600), (315, 65120), (330, 62160), (333, 61600), (336, 61050), (350, 58608), (352, 58275), (360, 56980), (370, 55440), (385, 53280), (396, 51800), (400, 51282), (407, 50400), (420, 48840), (440, 46620), (444, 46200), (450, 45584), (462, 44400), (480, 42735), (495, 41440), (504, 40700), (518, 39600), (525, 39072), (528, 38850), (550, 37296), (555, 36960), (560, 36630), (592, 34650), (600, 34188), (616, 33300), (630, 32560), (660, 31080), (666, 30800), (672, 30525), (693, 29600), (700, 29304), (720, 28490), (740, 27720), (770, 26640), (777, 26400), (792, 25900), (800, 25641), (814, 25200), (825, 24864), (840, 24420), (880, 23310), (888, 23100), (900, 22792), (924, 22200), (925, 22176), (990, 20720), (1008, 20350), (1036, 19800), (1050, 19536), (1056, 19425), (1100, 18648), (1110, 18480), (1120, 18315), (1155, 17760), (1184, 17325), (1200, 17094), (1221, 16800), (1232, 16650), (1260, 16280), (1295, 15840), (1320, 15540), (1332, 15400), (1386, 14800), (1400, 14652), (1440, 14245), (1480, 13860), (1540, 13320), (1554, 13200), (1575, 13024), (1584, 12950), (1628, 12600), (1650, 12432), (1665, 12320), (1680, 12210), (1760, 11655), (1776, 11550), (1800, 11396), (1848, 11100), (1850, 11088), (1925, 10656), (1980, 10360), (2016, 10175), (2035, 10080), (2072, 9900), (2100, 9768), (2200, 9324), (2220, 9240), (2310, 8880), (2331, 8800), (2400, 8547), (2442, 8400), (2464, 8325), (2475, 8288), (2520, 8140), (2590, 7920), (2640, 7770), (2664, 7700), (2772, 7400), (2775, 7392), (2800, 7326), (2849, 7200), (2960, 6930), (3080, 6660), (3108, 6600), (3150, 6512), (3168, 6475), (3256, 6300), (3300, 6216), (3330, 6160), (3360, 6105), (3465, 5920), (3552, 5775), (3600, 5698), (3663, 5600), (3696, 5550), (3700, 5544), (3850, 5328), (3885, 5280), (3960, 5180), (4070, 5040), (4144, 4950), (4200, 4884), (4400, 4662), (4440, 4620)]