About the Number

129424320

129424319 ← → 129424321

2進数表記:111101101101101101111000000

漢数字表記:一億二千九百四十二万四千三百二十

素因数分解:

2 6 × 3 2 × 5 1 × 44939 1

素因数の和:44962
約数の個数: 84
約数和(自身を含む): 445175640
約数和(自身を除く): 315751320

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 44939, 89878, 134817, 179756, 224695, 269634, 359512, 404451, 449390, 539268, 674085, 719024, 808902, 898780, 1078536, 1348170, 1438048, 1617804, 1797560, 2022255, 2157072, 2696340, 2876096, 3235608, 3595120, 4044510, 4314144, 5392680, 6471216, 7190240, 8089020, 8628288, 10785360, 12942432, 14380480, 16178040, 21570720, 25884864, 32356080, 43141440, 64712160, 129424320]

約数ペア:
[(1, 129424320), (2, 64712160), (3, 43141440), (4, 32356080), (5, 25884864), (6, 21570720), (8, 16178040), (9, 14380480), (10, 12942432), (12, 10785360), (15, 8628288), (16, 8089020), (18, 7190240), (20, 6471216), (24, 5392680), (30, 4314144), (32, 4044510), (36, 3595120), (40, 3235608), (45, 2876096), (48, 2696340), (60, 2157072), (64, 2022255), (72, 1797560), (80, 1617804), (90, 1438048), (96, 1348170), (120, 1078536), (144, 898780), (160, 808902), (180, 719024), (192, 674085), (240, 539268), (288, 449390), (320, 404451), (360, 359512), (480, 269634), (576, 224695), (720, 179756), (960, 134817), (1440, 89878), (2880, 44939)]

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