About the Number

128748000

128747999 ← → 128748001

2進数表記:111101011001000100111100000

漢数字表記:一億二千八百七十四万八千

素因数分解:

2 5 × 3 1 × 5 3 × 10729 1

素因数の和:10757
約数の個数: 96
約数和(自身を含む): 421817760
約数和(自身を除く): 293069760

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 375, 400, 480, 500, 600, 750, 800, 1000, 1200, 1500, 2000, 2400, 3000, 4000, 6000, 10729, 12000, 21458, 32187, 42916, 53645, 64374, 85832, 107290, 128748, 160935, 171664, 214580, 257496, 268225, 321870, 343328, 429160, 514992, 536450, 643740, 804675, 858320, 1029984, 1072900, 1287480, 1341125, 1609350, 1716640, 2145800, 2574960, 2682250, 3218700, 4023375, 4291600, 5149920, 5364500, 6437400, 8046750, 8583200, 10729000, 12874800, 16093500, 21458000, 25749600, 32187000, 42916000, 64374000, 128748000]

約数ペア:
[(1, 128748000), (2, 64374000), (3, 42916000), (4, 32187000), (5, 25749600), (6, 21458000), (8, 16093500), (10, 12874800), (12, 10729000), (15, 8583200), (16, 8046750), (20, 6437400), (24, 5364500), (25, 5149920), (30, 4291600), (32, 4023375), (40, 3218700), (48, 2682250), (50, 2574960), (60, 2145800), (75, 1716640), (80, 1609350), (96, 1341125), (100, 1287480), (120, 1072900), (125, 1029984), (150, 858320), (160, 804675), (200, 643740), (240, 536450), (250, 514992), (300, 429160), (375, 343328), (400, 321870), (480, 268225), (500, 257496), (600, 214580), (750, 171664), (800, 160935), (1000, 128748), (1200, 107290), (1500, 85832), (2000, 64374), (2400, 53645), (3000, 42916), (4000, 32187), (6000, 21458), (10729, 12000)]

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