395780000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:305

約数の個数: 240

約数和(自身を含む): 1218659904

約数和(自身を除く): 822879904

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 125, 140, 154, 160, 175, 176, 200, 220, 224, 250, 257, 275, 280, 308, 350, 352, 385, 400, 440, 500, 514, 550, 560, 616, 625, 700, 770, 800, 875, 880, 1000, 1028, 1100, 1120, 1232, 1250, 1285, 1375, 1400, 1540, 1750, 1760, 1799, 1925, 2000, 2056, 2200, 2464, 2500, 2570, 2750, 2800, 2827, 3080, 3500, 3598, 3850, 4000, 4112, 4375, 4400, 5000, 5140, 5500, 5600, 5654, 6160, 6425, 6875, 7000, 7196, 7700, 8224, 8750, 8800, 8995, 9625, 10000, 10280, 11000, 11308, 12320, 12850, 13750, 14000, 14135, 14392, 15400, 17500, 17990, 19250, 19789, 20000, 20560, 22000, 22616, 25700, 27500, 28000, 28270, 28784, 30800, 32125, 35000, 35980, 38500, 39578, 41120, 44000, 44975, 45232, 48125, 51400, 55000, 56540, 57568, 61600, 64250, 70000, 70675, 71960, 77000, 79156, 89950, 90464, 96250, 98945, 102800, 110000, 113080, 128500, 140000, 141350, 143920, 154000, 158312, 160625, 179900, 192500, 197890, 205600, 220000, 224875, 226160, 257000, 282700, 287840, 308000, 316624, 321250, 353375, 359800, 385000, 395780, 449750, 452320, 494725, 514000, 565400, 633248, 642500, 706750, 719600, 770000, 791560, 899500, 989450, 1028000, 1124375, 1130800, 1285000, 1413500, 1439200, 1540000, 1583120, 1766875, 1799000, 1978900, 2248750, 2261600, 2473625, 2570000, 2827000, 3166240, 3533750, 3598000, 3957800, 4497500, 4947250, 5140000, 5654000, 7067500, 7196000, 7915600, 8995000, 9894500, 11308000, 12368125, 14135000, 15831200, 17990000, 19789000, 24736250, 28270000, 35980000, 39578000, 49472500, 56540000, 79156000, 98945000, 197890000, 395780000]

約数ペア:

[(1, 395780000), (2, 197890000), (4, 98945000), (5, 79156000), (7, 56540000), (8, 49472500), (10, 39578000), (11, 35980000), (14, 28270000), (16, 24736250), (20, 19789000), (22, 17990000), (25, 15831200), (28, 14135000), (32, 12368125), (35, 11308000), (40, 9894500), (44, 8995000), (50, 7915600), (55, 7196000), (56, 7067500), (70, 5654000), (77, 5140000), (80, 4947250), (88, 4497500), (100, 3957800), (110, 3598000), (112, 3533750), (125, 3166240), (140, 2827000), (154, 2570000), (160, 2473625), (175, 2261600), (176, 2248750), (200, 1978900), (220, 1799000), (224, 1766875), (250, 1583120), (257, 1540000), (275, 1439200), (280, 1413500), (308, 1285000), (350, 1130800), (352, 1124375), (385, 1028000), (400, 989450), (440, 899500), (500, 791560), (514, 770000), (550, 719600), (560, 706750), (616, 642500), (625, 633248), (700, 565400), (770, 514000), (800, 494725), (875, 452320), (880, 449750), (1000, 395780), (1028, 385000), (1100, 359800), (1120, 353375), (1232, 321250), (1250, 316624), (1285, 308000), (1375, 287840), (1400, 282700), (1540, 257000), (1750, 226160), (1760, 224875), (1799, 220000), (1925, 205600), (2000, 197890), (2056, 192500), (2200, 179900), (2464, 160625), (2500, 158312), (2570, 154000), (2750, 143920), (2800, 141350), (2827, 140000), (3080, 128500), (3500, 113080), (3598, 110000), (3850, 102800), (4000, 98945), (4112, 96250), (4375, 90464), (4400, 89950), (5000, 79156), (5140, 77000), (5500, 71960), (5600, 70675), (5654, 70000), (6160, 64250), (6425, 61600), (6875, 57568), (7000, 56540), (7196, 55000), (7700, 51400), (8224, 48125), (8750, 45232), (8800, 44975), (8995, 44000), (9625, 41120), (10000, 39578), (10280, 38500), (11000, 35980), (11308, 35000), (12320, 32125), (12850, 30800), (13750, 28784), (14000, 28270), (14135, 28000), (14392, 27500), (15400, 25700), (17500, 22616), (17990, 22000), (19250, 20560), (19789, 20000)]