81264000

素因数分解:

$2^7\times 3^1\times 5^3\times {\mathrm{1693}}^1$

素因数の和:1725

約数の個数: 128

約数和(自身を含む): 269549280

約数和(自身を除く): 188285280

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, 1693, 1920, 2000, 2400, 3000, 3200, 3386, 4000, 4800, 5079, 6000, 6772, 8000, 8465, 9600, 10158, 12000, 13544, 16000, 16930, 20316, 24000, 25395, 27088, 33860, 40632, 42325, 48000, 50790, 54176, 67720, 81264, 84650, 101580, 108352, 126975, 135440, 162528, 169300, 203160, 211625, 216704, 253950, 270880, 325056, 338600, 406320, 423250, 507900, 541760, 634875, 650112, 677200, 812640, 846500, 1015800, 1083520, 1269750, 1354400, 1625280, 1693000, 2031600, 2539500, 2708800, 3250560, 3386000, 4063200, 5079000, 5417600, 6772000, 8126400, 10158000, 13544000, 16252800, 20316000, 27088000, 40632000, 81264000]

約数ペア:

[(1, 81264000), (2, 40632000), (3, 27088000), (4, 20316000), (5, 16252800), (6, 13544000), (8, 10158000), (10, 8126400), (12, 6772000), (15, 5417600), (16, 5079000), (20, 4063200), (24, 3386000), (25, 3250560), (30, 2708800), (32, 2539500), (40, 2031600), (48, 1693000), (50, 1625280), (60, 1354400), (64, 1269750), (75, 1083520), (80, 1015800), (96, 846500), (100, 812640), (120, 677200), (125, 650112), (128, 634875), (150, 541760), (160, 507900), (192, 423250), (200, 406320), (240, 338600), (250, 325056), (300, 270880), (320, 253950), (375, 216704), (384, 211625), (400, 203160), (480, 169300), (500, 162528), (600, 135440), (640, 126975), (750, 108352), (800, 101580), (960, 84650), (1000, 81264), (1200, 67720), (1500, 54176), (1600, 50790), (1693, 48000), (1920, 42325), (2000, 40632), (2400, 33860), (3000, 27088), (3200, 25395), (3386, 24000), (4000, 20316), (4800, 16930), (5079, 16000), (6000, 13544), (6772, 12000), (8000, 10158), (8465, 9600)]