About the Number

309493920

309493919 ← → 309493921

2進数表記:10010011100101000000010100000

漢数字表記:三億九百四十九万三千九百二十

素因数分解:

2 5 × 3 1 × 5 1 × 127 1 × 5077 1

素因数の和:5222
約数の個数: 96
約数和(自身を含む): 982775808
約数和(自身を除く): 673281888

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 127, 160, 240, 254, 381, 480, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 4064, 5077, 5080, 6096, 7620, 10154, 10160, 12192, 15231, 15240, 20308, 20320, 25385, 30462, 30480, 40616, 50770, 60924, 60960, 76155, 81232, 101540, 121848, 152310, 162464, 203080, 243696, 304620, 406160, 487392, 609240, 644779, 812320, 1218480, 1289558, 1934337, 2436960, 2579116, 3223895, 3868674, 5158232, 6447790, 7737348, 9671685, 10316464, 12895580, 15474696, 19343370, 20632928, 25791160, 30949392, 38686740, 51582320, 61898784, 77373480, 103164640, 154746960, 309493920]

約数ペア:
[(1, 309493920), (2, 154746960), (3, 103164640), (4, 77373480), (5, 61898784), (6, 51582320), (8, 38686740), (10, 30949392), (12, 25791160), (15, 20632928), (16, 19343370), (20, 15474696), (24, 12895580), (30, 10316464), (32, 9671685), (40, 7737348), (48, 6447790), (60, 5158232), (80, 3868674), (96, 3223895), (120, 2579116), (127, 2436960), (160, 1934337), (240, 1289558), (254, 1218480), (381, 812320), (480, 644779), (508, 609240), (635, 487392), (762, 406160), (1016, 304620), (1270, 243696), (1524, 203080), (1905, 162464), (2032, 152310), (2540, 121848), (3048, 101540), (3810, 81232), (4064, 76155), (5077, 60960), (5080, 60924), (6096, 50770), (7620, 40616), (10154, 30480), (10160, 30462), (12192, 25385), (15231, 20320), (15240, 20308)]

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