77808000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{1621}}^1$

素因数の和:1653

約数の個数: 128

約数和(自身を含む): 258092640

約数和(自身を除く): 180284640

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, 128, 150, 160, 192, 200, 240, 250, 300, 320, 375, 384, 400, 480, 500, 600, 640, 750, 800, 960, 1000, 1200, 1500, 1600, 1621, 1920, 2000, 2400, 3000, 3200, 3242, 4000, 4800, 4863, 6000, 6484, 8000, 8105, 9600, 9726, 12000, 12968, 16000, 16210, 19452, 24000, 24315, 25936, 32420, 38904, 40525, 48000, 48630, 51872, 64840, 77808, 81050, 97260, 103744, 121575, 129680, 155616, 162100, 194520, 202625, 207488, 243150, 259360, 311232, 324200, 389040, 405250, 486300, 518720, 607875, 622464, 648400, 778080, 810500, 972600, 1037440, 1215750, 1296800, 1556160, 1621000, 1945200, 2431500, 2593600, 3112320, 3242000, 3890400, 4863000, 5187200, 6484000, 7780800, 9726000, 12968000, 15561600, 19452000, 25936000, 38904000, 77808000]

約数ペア:

[(1, 77808000), (2, 38904000), (3, 25936000), (4, 19452000), (5, 15561600), (6, 12968000), (8, 9726000), (10, 7780800), (12, 6484000), (15, 5187200), (16, 4863000), (20, 3890400), (24, 3242000), (25, 3112320), (30, 2593600), (32, 2431500), (40, 1945200), (48, 1621000), (50, 1556160), (60, 1296800), (64, 1215750), (75, 1037440), (80, 972600), (96, 810500), (100, 778080), (120, 648400), (125, 622464), (128, 607875), (150, 518720), (160, 486300), (192, 405250), (200, 389040), (240, 324200), (250, 311232), (300, 259360), (320, 243150), (375, 207488), (384, 202625), (400, 194520), (480, 162100), (500, 155616), (600, 129680), (640, 121575), (750, 103744), (800, 97260), (960, 81050), (1000, 77808), (1200, 64840), (1500, 51872), (1600, 48630), (1621, 48000), (1920, 40525), (2000, 38904), (2400, 32420), (3000, 25936), (3200, 24315), (3242, 24000), (4000, 19452), (4800, 16210), (4863, 16000), (6000, 12968), (6484, 12000), (8000, 9726), (8105, 9600)]