394240000

素因数分解:

$2^{13}\times 5^4\times 7^1\times {\mathrm{11}}^1$

素因数の和:64

約数の個数: 280

約数和(自身を含む): 1228331808

約数和(自身を除く): 834091808

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 64, 70, 77, 80, 88, 100, 110, 112, 125, 128, 140, 154, 160, 175, 176, 200, 220, 224, 250, 256, 275, 280, 308, 320, 350, 352, 385, 400, 440, 448, 500, 512, 550, 560, 616, 625, 640, 700, 704, 770, 800, 875, 880, 896, 1000, 1024, 1100, 1120, 1232, 1250, 1280, 1375, 1400, 1408, 1540, 1600, 1750, 1760, 1792, 1925, 2000, 2048, 2200, 2240, 2464, 2500, 2560, 2750, 2800, 2816, 3080, 3200, 3500, 3520, 3584, 3850, 4000, 4096, 4375, 4400, 4480, 4928, 5000, 5120, 5500, 5600, 5632, 6160, 6400, 6875, 7000, 7040, 7168, 7700, 8000, 8192, 8750, 8800, 8960, 9625, 9856, 10000, 10240, 11000, 11200, 11264, 12320, 12800, 13750, 14000, 14080, 14336, 15400, 16000, 17500, 17600, 17920, 19250, 19712, 20000, 20480, 22000, 22400, 22528, 24640, 25600, 27500, 28000, 28160, 28672, 30800, 32000, 35000, 35200, 35840, 38500, 39424, 40000, 40960, 44000, 44800, 45056, 48125, 49280, 51200, 55000, 56000, 56320, 57344, 61600, 64000, 70000, 70400, 71680, 77000, 78848, 80000, 88000, 89600, 90112, 96250, 98560, 102400, 110000, 112000, 112640, 123200, 128000, 140000, 140800, 143360, 154000, 157696, 160000, 176000, 179200, 192500, 197120, 204800, 220000, 224000, 225280, 246400, 256000, 280000, 281600, 286720, 308000, 315392, 320000, 352000, 358400, 385000, 394240, 440000, 448000, 450560, 492800, 512000, 560000, 563200, 616000, 630784, 640000, 704000, 716800, 770000, 788480, 880000, 896000, 985600, 1024000, 1120000, 1126400, 1232000, 1280000, 1408000, 1433600, 1540000, 1576960, 1760000, 1792000, 1971200, 2240000, 2252800, 2464000, 2560000, 2816000, 3080000, 3153920, 3520000, 3584000, 3942400, 4480000, 4928000, 5120000, 5632000, 6160000, 7040000, 7168000, 7884800, 8960000, 9856000, 11264000, 12320000, 14080000, 15769600, 17920000, 19712000, 24640000, 28160000, 35840000, 39424000, 49280000, 56320000, 78848000, 98560000, 197120000, 394240000]

約数ペア:

[(1, 394240000), (2, 197120000), (4, 98560000), (5, 78848000), (7, 56320000), (8, 49280000), (10, 39424000), (11, 35840000), (14, 28160000), (16, 24640000), (20, 19712000), (22, 17920000), (25, 15769600), (28, 14080000), (32, 12320000), (35, 11264000), (40, 9856000), (44, 8960000), (50, 7884800), (55, 7168000), (56, 7040000), (64, 6160000), (70, 5632000), (77, 5120000), (80, 4928000), (88, 4480000), (100, 3942400), (110, 3584000), (112, 3520000), (125, 3153920), (128, 3080000), (140, 2816000), (154, 2560000), (160, 2464000), (175, 2252800), (176, 2240000), (200, 1971200), (220, 1792000), (224, 1760000), (250, 1576960), (256, 1540000), (275, 1433600), (280, 1408000), (308, 1280000), (320, 1232000), (350, 1126400), (352, 1120000), (385, 1024000), (400, 985600), (440, 896000), (448, 880000), (500, 788480), (512, 770000), (550, 716800), (560, 704000), (616, 640000), (625, 630784), (640, 616000), (700, 563200), (704, 560000), (770, 512000), (800, 492800), (875, 450560), (880, 448000), (896, 440000), (1000, 394240), (1024, 385000), (1100, 358400), (1120, 352000), (1232, 320000), (1250, 315392), (1280, 308000), (1375, 286720), (1400, 281600), (1408, 280000), (1540, 256000), (1600, 246400), (1750, 225280), (1760, 224000), (1792, 220000), (1925, 204800), (2000, 197120), (2048, 192500), (2200, 179200), (2240, 176000), (2464, 160000), (2500, 157696), (2560, 154000), (2750, 143360), (2800, 140800), (2816, 140000), (3080, 128000), (3200, 123200), (3500, 112640), (3520, 112000), (3584, 110000), (3850, 102400), (4000, 98560), (4096, 96250), (4375, 90112), (4400, 89600), (4480, 88000), (4928, 80000), (5000, 78848), (5120, 77000), (5500, 71680), (5600, 70400), (5632, 70000), (6160, 64000), (6400, 61600), (6875, 57344), (7000, 56320), (7040, 56000), (7168, 55000), (7700, 51200), (8000, 49280), (8192, 48125), (8750, 45056), (8800, 44800), (8960, 44000), (9625, 40960), (9856, 40000), (10000, 39424), (10240, 38500), (11000, 35840), (11200, 35200), (11264, 35000), (12320, 32000), (12800, 30800), (13750, 28672), (14000, 28160), (14080, 28000), (14336, 27500), (15400, 25600), (16000, 24640), (17500, 22528), (17600, 22400), (17920, 22000), (19250, 20480), (19712, 20000)]