129120000

素因数分解:

$2^8\times 3^1\times 5^4\times {\mathrm{269}}^1$

素因数の和:308

約数の個数: 180

約数和(自身を含む): 431018280

約数和(自身を除く): 301898280

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, 256, 269, 300, 320, 375, 384, 400, 480, 500, 538, 600, 625, 640, 750, 768, 800, 807, 960, 1000, 1076, 1200, 1250, 1280, 1345, 1500, 1600, 1614, 1875, 1920, 2000, 2152, 2400, 2500, 2690, 3000, 3200, 3228, 3750, 3840, 4000, 4035, 4304, 4800, 5000, 5380, 6000, 6400, 6456, 6725, 7500, 8000, 8070, 8608, 9600, 10000, 10760, 12000, 12912, 13450, 15000, 16000, 16140, 17216, 19200, 20000, 20175, 21520, 24000, 25824, 26900, 30000, 32000, 32280, 33625, 34432, 40000, 40350, 43040, 48000, 51648, 53800, 60000, 64560, 67250, 68864, 80000, 80700, 86080, 96000, 100875, 103296, 107600, 120000, 129120, 134500, 160000, 161400, 168125, 172160, 201750, 206592, 215200, 240000, 258240, 269000, 322800, 336250, 344320, 403500, 430400, 480000, 504375, 516480, 538000, 645600, 672500, 807000, 860800, 1008750, 1032960, 1076000, 1291200, 1345000, 1614000, 1721600, 2017500, 2152000, 2582400, 2690000, 3228000, 4035000, 4304000, 5164800, 5380000, 6456000, 8070000, 8608000, 10760000, 12912000, 16140000, 21520000, 25824000, 32280000, 43040000, 64560000, 129120000]

約数ペア:

[(1, 129120000), (2, 64560000), (3, 43040000), (4, 32280000), (5, 25824000), (6, 21520000), (8, 16140000), (10, 12912000), (12, 10760000), (15, 8608000), (16, 8070000), (20, 6456000), (24, 5380000), (25, 5164800), (30, 4304000), (32, 4035000), (40, 3228000), (48, 2690000), (50, 2582400), (60, 2152000), (64, 2017500), (75, 1721600), (80, 1614000), (96, 1345000), (100, 1291200), (120, 1076000), (125, 1032960), (128, 1008750), (150, 860800), (160, 807000), (192, 672500), (200, 645600), (240, 538000), (250, 516480), (256, 504375), (269, 480000), (300, 430400), (320, 403500), (375, 344320), (384, 336250), (400, 322800), (480, 269000), (500, 258240), (538, 240000), (600, 215200), (625, 206592), (640, 201750), (750, 172160), (768, 168125), (800, 161400), (807, 160000), (960, 134500), (1000, 129120), (1076, 120000), (1200, 107600), (1250, 103296), (1280, 100875), (1345, 96000), (1500, 86080), (1600, 80700), (1614, 80000), (1875, 68864), (1920, 67250), (2000, 64560), (2152, 60000), (2400, 53800), (2500, 51648), (2690, 48000), (3000, 43040), (3200, 40350), (3228, 40000), (3750, 34432), (3840, 33625), (4000, 32280), (4035, 32000), (4304, 30000), (4800, 26900), (5000, 25824), (5380, 24000), (6000, 21520), (6400, 20175), (6456, 20000), (6725, 19200), (7500, 17216), (8000, 16140), (8070, 16000), (8608, 15000), (9600, 13450), (10000, 12912), (10760, 12000)]