2181540000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:489

約数の個数: 240

約数和(自身を含む): 7245830592

約数和(自身を除く): 5064290592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 103, 120, 125, 150, 160, 200, 206, 240, 250, 300, 309, 353, 375, 400, 412, 480, 500, 515, 600, 618, 625, 706, 750, 800, 824, 1000, 1030, 1059, 1200, 1236, 1250, 1412, 1500, 1545, 1648, 1765, 1875, 2000, 2060, 2118, 2400, 2472, 2500, 2575, 2824, 3000, 3090, 3296, 3530, 3750, 4000, 4120, 4236, 4944, 5000, 5150, 5295, 5648, 6000, 6180, 7060, 7500, 7725, 8240, 8472, 8825, 9888, 10000, 10300, 10590, 11296, 12000, 12360, 12875, 14120, 15000, 15450, 16480, 16944, 17650, 20000, 20600, 21180, 24720, 25750, 26475, 28240, 30000, 30900, 33888, 35300, 36359, 38625, 41200, 42360, 44125, 49440, 51500, 52950, 56480, 60000, 61800, 64375, 70600, 72718, 77250, 82400, 84720, 88250, 103000, 105900, 109077, 123600, 128750, 132375, 141200, 145436, 154500, 169440, 176500, 181795, 193125, 206000, 211800, 218154, 220625, 247200, 257500, 264750, 282400, 290872, 309000, 353000, 363590, 386250, 412000, 423600, 436308, 441250, 515000, 529500, 545385, 581744, 618000, 661875, 706000, 727180, 772500, 847200, 872616, 882500, 908975, 1030000, 1059000, 1090770, 1163488, 1236000, 1323750, 1412000, 1454360, 1545000, 1745232, 1765000, 1817950, 2060000, 2118000, 2181540, 2647500, 2726925, 2908720, 3090000, 3490464, 3530000, 3635900, 4236000, 4363080, 4544875, 5295000, 5453850, 5817440, 6180000, 7060000, 7271800, 8726160, 9089750, 10590000, 10907700, 13634625, 14543600, 17452320, 18179500, 21180000, 21815400, 22724375, 27269250, 29087200, 36359000, 43630800, 45448750, 54538500, 68173125, 72718000, 87261600, 90897500, 109077000, 136346250, 145436000, 181795000, 218154000, 272692500, 363590000, 436308000, 545385000, 727180000, 1090770000, 2181540000]

約数ペア:

[(1, 2181540000), (2, 1090770000), (3, 727180000), (4, 545385000), (5, 436308000), (6, 363590000), (8, 272692500), (10, 218154000), (12, 181795000), (15, 145436000), (16, 136346250), (20, 109077000), (24, 90897500), (25, 87261600), (30, 72718000), (32, 68173125), (40, 54538500), (48, 45448750), (50, 43630800), (60, 36359000), (75, 29087200), (80, 27269250), (96, 22724375), (100, 21815400), (103, 21180000), (120, 18179500), (125, 17452320), (150, 14543600), (160, 13634625), (200, 10907700), (206, 10590000), (240, 9089750), (250, 8726160), (300, 7271800), (309, 7060000), (353, 6180000), (375, 5817440), (400, 5453850), (412, 5295000), (480, 4544875), (500, 4363080), (515, 4236000), (600, 3635900), (618, 3530000), (625, 3490464), (706, 3090000), (750, 2908720), (800, 2726925), (824, 2647500), (1000, 2181540), (1030, 2118000), (1059, 2060000), (1200, 1817950), (1236, 1765000), (1250, 1745232), (1412, 1545000), (1500, 1454360), (1545, 1412000), (1648, 1323750), (1765, 1236000), (1875, 1163488), (2000, 1090770), (2060, 1059000), (2118, 1030000), (2400, 908975), (2472, 882500), (2500, 872616), (2575, 847200), (2824, 772500), (3000, 727180), (3090, 706000), (3296, 661875), (3530, 618000), (3750, 581744), (4000, 545385), (4120, 529500), (4236, 515000), (4944, 441250), (5000, 436308), (5150, 423600), (5295, 412000), (5648, 386250), (6000, 363590), (6180, 353000), (7060, 309000), (7500, 290872), (7725, 282400), (8240, 264750), (8472, 257500), (8825, 247200), (9888, 220625), (10000, 218154), (10300, 211800), (10590, 206000), (11296, 193125), (12000, 181795), (12360, 176500), (12875, 169440), (14120, 154500), (15000, 145436), (15450, 141200), (16480, 132375), (16944, 128750), (17650, 123600), (20000, 109077), (20600, 105900), (21180, 103000), (24720, 88250), (25750, 84720), (26475, 82400), (28240, 77250), (30000, 72718), (30900, 70600), (33888, 64375), (35300, 61800), (36359, 60000), (38625, 56480), (41200, 52950), (42360, 51500), (44125, 49440)]