308000000

素因数分解:

$2^8\times 5^6\times 7^1\times {\mathrm{11}}^1$

素因数の和:64

約数の個数: 252

約数和(自身を含む): 958112736

約数和(自身を除く): 650112736

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, 550, 560, 616, 625, 640, 700, 704, 770, 800, 875, 880, 896, 1000, 1100, 1120, 1232, 1250, 1280, 1375, 1400, 1408, 1540, 1600, 1750, 1760, 1792, 1925, 2000, 2200, 2240, 2464, 2500, 2750, 2800, 2816, 3080, 3125, 3200, 3500, 3520, 3850, 4000, 4375, 4400, 4480, 4928, 5000, 5500, 5600, 6160, 6250, 6400, 6875, 7000, 7040, 7700, 8000, 8750, 8800, 8960, 9625, 9856, 10000, 11000, 11200, 12320, 12500, 13750, 14000, 14080, 15400, 15625, 16000, 17500, 17600, 19250, 19712, 20000, 21875, 22000, 22400, 24640, 25000, 27500, 28000, 30800, 31250, 32000, 34375, 35000, 35200, 38500, 40000, 43750, 44000, 44800, 48125, 49280, 50000, 55000, 56000, 61600, 62500, 68750, 70000, 70400, 77000, 80000, 87500, 88000, 96250, 98560, 100000, 109375, 110000, 112000, 123200, 125000, 137500, 140000, 154000, 160000, 171875, 175000, 176000, 192500, 200000, 218750, 220000, 224000, 240625, 246400, 250000, 275000, 280000, 308000, 343750, 350000, 352000, 385000, 400000, 437500, 440000, 481250, 492800, 500000, 550000, 560000, 616000, 687500, 700000, 770000, 800000, 875000, 880000, 962500, 1000000, 1100000, 1120000, 1203125, 1232000, 1375000, 1400000, 1540000, 1750000, 1760000, 1925000, 2000000, 2200000, 2406250, 2464000, 2750000, 2800000, 3080000, 3500000, 3850000, 4000000, 4400000, 4812500, 5500000, 5600000, 6160000, 7000000, 7700000, 8800000, 9625000, 11000000, 12320000, 14000000, 15400000, 19250000, 22000000, 28000000, 30800000, 38500000, 44000000, 61600000, 77000000, 154000000, 308000000]

約数ペア:

[(1, 308000000), (2, 154000000), (4, 77000000), (5, 61600000), (7, 44000000), (8, 38500000), (10, 30800000), (11, 28000000), (14, 22000000), (16, 19250000), (20, 15400000), (22, 14000000), (25, 12320000), (28, 11000000), (32, 9625000), (35, 8800000), (40, 7700000), (44, 7000000), (50, 6160000), (55, 5600000), (56, 5500000), (64, 4812500), (70, 4400000), (77, 4000000), (80, 3850000), (88, 3500000), (100, 3080000), (110, 2800000), (112, 2750000), (125, 2464000), (128, 2406250), (140, 2200000), (154, 2000000), (160, 1925000), (175, 1760000), (176, 1750000), (200, 1540000), (220, 1400000), (224, 1375000), (250, 1232000), (256, 1203125), (275, 1120000), (280, 1100000), (308, 1000000), (320, 962500), (350, 880000), (352, 875000), (385, 800000), (400, 770000), (440, 700000), (448, 687500), (500, 616000), (550, 560000), (560, 550000), (616, 500000), (625, 492800), (640, 481250), (700, 440000), (704, 437500), (770, 400000), (800, 385000), (875, 352000), (880, 350000), (896, 343750), (1000, 308000), (1100, 280000), (1120, 275000), (1232, 250000), (1250, 246400), (1280, 240625), (1375, 224000), (1400, 220000), (1408, 218750), (1540, 200000), (1600, 192500), (1750, 176000), (1760, 175000), (1792, 171875), (1925, 160000), (2000, 154000), (2200, 140000), (2240, 137500), (2464, 125000), (2500, 123200), (2750, 112000), (2800, 110000), (2816, 109375), (3080, 100000), (3125, 98560), (3200, 96250), (3500, 88000), (3520, 87500), (3850, 80000), (4000, 77000), (4375, 70400), (4400, 70000), (4480, 68750), (4928, 62500), (5000, 61600), (5500, 56000), (5600, 55000), (6160, 50000), (6250, 49280), (6400, 48125), (6875, 44800), (7000, 44000), (7040, 43750), (7700, 40000), (8000, 38500), (8750, 35200), (8800, 35000), (8960, 34375), (9625, 32000), (9856, 31250), (10000, 30800), (11000, 28000), (11200, 27500), (12320, 25000), (12500, 24640), (13750, 22400), (14000, 22000), (14080, 21875), (15400, 20000), (15625, 19712), (16000, 19250), (17500, 17600)]