389976000

素因数分解:

$2^6\times 3^1\times 5^3\times {\mathrm{16249}}^1$

素因数の和:16279

約数の個数: 112

約数和(自身を含む): 1287780000

約数和(自身を除く): 897804000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 150, 160, 192, 200, 240, 250, 300, 320, 375, 400, 480, 500, 600, 750, 800, 960, 1000, 1200, 1500, 1600, 2000, 2400, 3000, 4000, 4800, 6000, 8000, 12000, 16249, 24000, 32498, 48747, 64996, 81245, 97494, 129992, 162490, 194988, 243735, 259984, 324980, 389976, 406225, 487470, 519968, 649960, 779952, 812450, 974940, 1039936, 1218675, 1299920, 1559904, 1624900, 1949880, 2031125, 2437350, 2599840, 3119808, 3249800, 3899760, 4062250, 4874700, 5199680, 6093375, 6499600, 7799520, 8124500, 9749400, 12186750, 12999200, 15599040, 16249000, 19498800, 24373500, 25998400, 32498000, 38997600, 48747000, 64996000, 77995200, 97494000, 129992000, 194988000, 389976000]

約数ペア:

[(1, 389976000), (2, 194988000), (3, 129992000), (4, 97494000), (5, 77995200), (6, 64996000), (8, 48747000), (10, 38997600), (12, 32498000), (15, 25998400), (16, 24373500), (20, 19498800), (24, 16249000), (25, 15599040), (30, 12999200), (32, 12186750), (40, 9749400), (48, 8124500), (50, 7799520), (60, 6499600), (64, 6093375), (75, 5199680), (80, 4874700), (96, 4062250), (100, 3899760), (120, 3249800), (125, 3119808), (150, 2599840), (160, 2437350), (192, 2031125), (200, 1949880), (240, 1624900), (250, 1559904), (300, 1299920), (320, 1218675), (375, 1039936), (400, 974940), (480, 812450), (500, 779952), (600, 649960), (750, 519968), (800, 487470), (960, 406225), (1000, 389976), (1200, 324980), (1500, 259984), (1600, 243735), (2000, 194988), (2400, 162490), (3000, 129992), (4000, 97494), (4800, 81245), (6000, 64996), (8000, 48747), (12000, 32498), (16249, 24000)]