308000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{11}}^1$

素因数の和:43

約数の個数: 96

約数和(自身を含む): 943488

約数和(自身を除く): 635488

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, 275, 280, 308, 350, 352, 385, 400, 440, 500, 550, 560, 616, 700, 770, 800, 875, 880, 1000, 1100, 1120, 1232, 1375, 1400, 1540, 1750, 1760, 1925, 2000, 2200, 2464, 2750, 2800, 3080, 3500, 3850, 4000, 4400, 5500, 5600, 6160, 7000, 7700, 8800, 9625, 11000, 12320, 14000, 15400, 19250, 22000, 28000, 30800, 38500, 44000, 61600, 77000, 154000, 308000]

約数ペア:

[(1, 308000), (2, 154000), (4, 77000), (5, 61600), (7, 44000), (8, 38500), (10, 30800), (11, 28000), (14, 22000), (16, 19250), (20, 15400), (22, 14000), (25, 12320), (28, 11000), (32, 9625), (35, 8800), (40, 7700), (44, 7000), (50, 6160), (55, 5600), (56, 5500), (70, 4400), (77, 4000), (80, 3850), (88, 3500), (100, 3080), (110, 2800), (112, 2750), (125, 2464), (140, 2200), (154, 2000), (160, 1925), (175, 1760), (176, 1750), (200, 1540), (220, 1400), (224, 1375), (250, 1232), (275, 1120), (280, 1100), (308, 1000), (350, 880), (352, 875), (385, 800), (400, 770), (440, 700), (500, 616), (550, 560)]