About the Number

1984274640

1984274639 ← → 1984274641

2進数表記:1110110010001011010000011010000

漢数字表記:十九億八千四百二十七万四千六百四十

素因数分解:

2 4 × 3 2 × 5 1 × 503 1 × 5479 1

素因数の和:6001
約数の個数: 120
約数和(自身を含む): 6678322560
約数和(自身を除く): 4694047920

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 503, 720, 1006, 1509, 2012, 2515, 3018, 4024, 4527, 5030, 5479, 6036, 7545, 8048, 9054, 10060, 10958, 12072, 15090, 16437, 18108, 20120, 21916, 22635, 24144, 27395, 30180, 32874, 36216, 40240, 43832, 45270, 49311, 54790, 60360, 65748, 72432, 82185, 87664, 90540, 98622, 109580, 120720, 131496, 164370, 181080, 197244, 219160, 246555, 262992, 328740, 362160, 394488, 438320, 493110, 657480, 788976, 986220, 1314960, 1972440, 2755937, 3944880, 5511874, 8267811, 11023748, 13779685, 16535622, 22047496, 24803433, 27559370, 33071244, 41339055, 44094992, 49606866, 55118740, 66142488, 82678110, 99213732, 110237480, 124017165, 132284976, 165356220, 198427464, 220474960, 248034330, 330712440, 396854928, 496068660, 661424880, 992137320, 1984274640]

約数ペア:
[(1, 1984274640), (2, 992137320), (3, 661424880), (4, 496068660), (5, 396854928), (6, 330712440), (8, 248034330), (9, 220474960), (10, 198427464), (12, 165356220), (15, 132284976), (16, 124017165), (18, 110237480), (20, 99213732), (24, 82678110), (30, 66142488), (36, 55118740), (40, 49606866), (45, 44094992), (48, 41339055), (60, 33071244), (72, 27559370), (80, 24803433), (90, 22047496), (120, 16535622), (144, 13779685), (180, 11023748), (240, 8267811), (360, 5511874), (503, 3944880), (720, 2755937), (1006, 1972440), (1509, 1314960), (2012, 986220), (2515, 788976), (3018, 657480), (4024, 493110), (4527, 438320), (5030, 394488), (5479, 362160), (6036, 328740), (7545, 262992), (8048, 246555), (9054, 219160), (10060, 197244), (10958, 181080), (12072, 164370), (15090, 131496), (16437, 120720), (18108, 109580), (20120, 98622), (21916, 90540), (22635, 87664), (24144, 82185), (27395, 72432), (30180, 65748), (32874, 60360), (36216, 54790), (40240, 49311), (43832, 45270)]

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