About the Number

139784640

139784639 ← → 139784641

2進数表記:1000010101001111000111000000

漢数字表記:一億三千九百七十八万四千六百四十

素因数分解:

2 6 × 3 1 × 5 1 × 29 1 × 5021 1

素因数の和:5070
約数の個数: 112
約数和(自身を含む): 459211680
約数和(自身を除く): 319427040

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 145, 160, 174, 192, 232, 240, 290, 320, 348, 435, 464, 480, 580, 696, 870, 928, 960, 1160, 1392, 1740, 1856, 2320, 2784, 3480, 4640, 5021, 5568, 6960, 9280, 10042, 13920, 15063, 20084, 25105, 27840, 30126, 40168, 50210, 60252, 75315, 80336, 100420, 120504, 145609, 150630, 160672, 200840, 241008, 291218, 301260, 321344, 401680, 436827, 482016, 582436, 602520, 728045, 803360, 873654, 964032, 1164872, 1205040, 1456090, 1606720, 1747308, 2184135, 2329744, 2410080, 2912180, 3494616, 4368270, 4659488, 4820160, 5824360, 6989232, 8736540, 9318976, 11648720, 13978464, 17473080, 23297440, 27956928, 34946160, 46594880, 69892320, 139784640]

約数ペア:
[(1, 139784640), (2, 69892320), (3, 46594880), (4, 34946160), (5, 27956928), (6, 23297440), (8, 17473080), (10, 13978464), (12, 11648720), (15, 9318976), (16, 8736540), (20, 6989232), (24, 5824360), (29, 4820160), (30, 4659488), (32, 4368270), (40, 3494616), (48, 2912180), (58, 2410080), (60, 2329744), (64, 2184135), (80, 1747308), (87, 1606720), (96, 1456090), (116, 1205040), (120, 1164872), (145, 964032), (160, 873654), (174, 803360), (192, 728045), (232, 602520), (240, 582436), (290, 482016), (320, 436827), (348, 401680), (435, 321344), (464, 301260), (480, 291218), (580, 241008), (696, 200840), (870, 160672), (928, 150630), (960, 145609), (1160, 120504), (1392, 100420), (1740, 80336), (1856, 75315), (2320, 60252), (2784, 50210), (3480, 40168), (4640, 30126), (5021, 27840), (5568, 25105), (6960, 20084), (9280, 15063), (10042, 13920)]

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