681240000

素因数分解:

$2^6\times 3^1\times 5^4\times 7^1\times {\mathrm{811}}^1$

素因数の和:853

約数の個数: 280

約数和(自身を含む): 2577275008

約数和(自身を除く): 1896035008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 250, 280, 300, 320, 336, 350, 375, 400, 420, 448, 480, 500, 525, 560, 600, 625, 672, 700, 750, 800, 811, 840, 875, 960, 1000, 1050, 1120, 1200, 1250, 1344, 1400, 1500, 1600, 1622, 1680, 1750, 1875, 2000, 2100, 2240, 2400, 2433, 2500, 2625, 2800, 3000, 3244, 3360, 3500, 3750, 4000, 4055, 4200, 4375, 4800, 4866, 5000, 5250, 5600, 5677, 6000, 6488, 6720, 7000, 7500, 8000, 8110, 8400, 8750, 9732, 10000, 10500, 11200, 11354, 12000, 12165, 12976, 13125, 14000, 15000, 16220, 16800, 17031, 17500, 19464, 20000, 20275, 21000, 22708, 24000, 24330, 25952, 26250, 28000, 28385, 30000, 32440, 33600, 34062, 35000, 38928, 40000, 40550, 42000, 45416, 48660, 51904, 52500, 56000, 56770, 60000, 60825, 64880, 68124, 70000, 77856, 81100, 84000, 85155, 90832, 97320, 101375, 105000, 113540, 120000, 121650, 129760, 136248, 140000, 141925, 155712, 162200, 168000, 170310, 181664, 194640, 202750, 210000, 227080, 243300, 259520, 272496, 280000, 283850, 304125, 324400, 340620, 363328, 389280, 405500, 420000, 425775, 454160, 486600, 506875, 544992, 567700, 608250, 648800, 681240, 709625, 778560, 811000, 840000, 851550, 908320, 973200, 1013750, 1089984, 1135400, 1216500, 1297600, 1362480, 1419250, 1520625, 1622000, 1703100, 1816640, 1946400, 2027500, 2128875, 2270800, 2433000, 2724960, 2838500, 3041250, 3244000, 3406200, 3548125, 3892800, 4055000, 4257750, 4541600, 4866000, 5449920, 5677000, 6082500, 6488000, 6812400, 7096250, 8110000, 8515500, 9083200, 9732000, 10644375, 11354000, 12165000, 13624800, 14192500, 16220000, 17031000, 19464000, 21288750, 22708000, 24330000, 27249600, 28385000, 32440000, 34062000, 42577500, 45416000, 48660000, 56770000, 68124000, 85155000, 97320000, 113540000, 136248000, 170310000, 227080000, 340620000, 681240000]

約数ペア:

[(1, 681240000), (2, 340620000), (3, 227080000), (4, 170310000), (5, 136248000), (6, 113540000), (7, 97320000), (8, 85155000), (10, 68124000), (12, 56770000), (14, 48660000), (15, 45416000), (16, 42577500), (20, 34062000), (21, 32440000), (24, 28385000), (25, 27249600), (28, 24330000), (30, 22708000), (32, 21288750), (35, 19464000), (40, 17031000), (42, 16220000), (48, 14192500), (50, 13624800), (56, 12165000), (60, 11354000), (64, 10644375), (70, 9732000), (75, 9083200), (80, 8515500), (84, 8110000), (96, 7096250), (100, 6812400), (105, 6488000), (112, 6082500), (120, 5677000), (125, 5449920), (140, 4866000), (150, 4541600), (160, 4257750), (168, 4055000), (175, 3892800), (192, 3548125), (200, 3406200), (210, 3244000), (224, 3041250), (240, 2838500), (250, 2724960), (280, 2433000), (300, 2270800), (320, 2128875), (336, 2027500), (350, 1946400), (375, 1816640), (400, 1703100), (420, 1622000), (448, 1520625), (480, 1419250), (500, 1362480), (525, 1297600), (560, 1216500), (600, 1135400), (625, 1089984), (672, 1013750), (700, 973200), (750, 908320), (800, 851550), (811, 840000), (840, 811000), (875, 778560), (960, 709625), (1000, 681240), (1050, 648800), (1120, 608250), (1200, 567700), (1250, 544992), (1344, 506875), (1400, 486600), (1500, 454160), (1600, 425775), (1622, 420000), (1680, 405500), (1750, 389280), (1875, 363328), (2000, 340620), (2100, 324400), (2240, 304125), (2400, 283850), (2433, 280000), (2500, 272496), (2625, 259520), (2800, 243300), (3000, 227080), (3244, 210000), (3360, 202750), (3500, 194640), (3750, 181664), (4000, 170310), (4055, 168000), (4200, 162200), (4375, 155712), (4800, 141925), (4866, 140000), (5000, 136248), (5250, 129760), (5600, 121650), (5677, 120000), (6000, 113540), (6488, 105000), (6720, 101375), (7000, 97320), (7500, 90832), (8000, 85155), (8110, 84000), (8400, 81100), (8750, 77856), (9732, 70000), (10000, 68124), (10500, 64880), (11200, 60825), (11354, 60000), (12000, 56770), (12165, 56000), (12976, 52500), (13125, 51904), (14000, 48660), (15000, 45416), (16220, 42000), (16800, 40550), (17031, 40000), (17500, 38928), (19464, 35000), (20000, 34062), (20275, 33600), (21000, 32440), (22708, 30000), (24000, 28385), (24330, 28000), (25952, 26250)]