About the Number

13971681280

13971681279 ← → 13971681281

2進数表記:1101000000110001101111000000000000

漢数字表記:百三十九億七千百六十八万千二百八十

素因数分解:

2 12 × 5 1 × 197 1 × 3463 1

素因数の和:3689
約数の個数: 104
約数和(自身を含む): 33707865312
約数和(自身を除く): 19736184032

約数列:
[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 256, 320, 394, 512, 640, 788, 985, 1024, 1280, 1576, 1970, 2048, 2560, 3152, 3463, 3940, 4096, 5120, 6304, 6926, 7880, 10240, 12608, 13852, 15760, 17315, 20480, 25216, 27704, 31520, 34630, 50432, 55408, 63040, 69260, 100864, 110816, 126080, 138520, 201728, 221632, 252160, 277040, 403456, 443264, 504320, 554080, 682211, 806912, 886528, 1008640, 1108160, 1364422, 1773056, 2017280, 2216320, 2728844, 3411055, 3546112, 4034560, 4432640, 5457688, 6822110, 7092224, 8865280, 10915376, 13644220, 14184448, 17730560, 21830752, 27288440, 35461120, 43661504, 54576880, 70922240, 87323008, 109153760, 174646016, 218307520, 349292032, 436615040, 698584064, 873230080, 1397168128, 1746460160, 2794336256, 3492920320, 6985840640, 13971681280]

約数ペア:
[(1, 13971681280), (2, 6985840640), (4, 3492920320), (5, 2794336256), (8, 1746460160), (10, 1397168128), (16, 873230080), (20, 698584064), (32, 436615040), (40, 349292032), (64, 218307520), (80, 174646016), (128, 109153760), (160, 87323008), (197, 70922240), (256, 54576880), (320, 43661504), (394, 35461120), (512, 27288440), (640, 21830752), (788, 17730560), (985, 14184448), (1024, 13644220), (1280, 10915376), (1576, 8865280), (1970, 7092224), (2048, 6822110), (2560, 5457688), (3152, 4432640), (3463, 4034560), (3940, 3546112), (4096, 3411055), (5120, 2728844), (6304, 2216320), (6926, 2017280), (7880, 1773056), (10240, 1364422), (12608, 1108160), (13852, 1008640), (15760, 886528), (17315, 806912), (20480, 682211), (25216, 554080), (27704, 504320), (31520, 443264), (34630, 403456), (50432, 277040), (55408, 252160), (63040, 221632), (69260, 201728), (100864, 138520), (110816, 126080)]

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