About the Number

288979040

288979039 ← → 288979041

2進数表記:10001001110010111100001100000

漢数字表記:二億八千八百九十七万九千四十

素因数分解:

2 5 × 5 1 × 7 1 × 67 1 × 3851 1

素因数の和:3940
約数の個数: 96
約数和(自身を含む): 792094464
約数和(自身を除く): 503115424

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 67, 70, 80, 112, 134, 140, 160, 224, 268, 280, 335, 469, 536, 560, 670, 938, 1072, 1120, 1340, 1876, 2144, 2345, 2680, 3752, 3851, 4690, 5360, 7504, 7702, 9380, 10720, 15008, 15404, 18760, 19255, 26957, 30808, 37520, 38510, 53914, 61616, 75040, 77020, 107828, 123232, 134785, 154040, 215656, 258017, 269570, 308080, 431312, 516034, 539140, 616160, 862624, 1032068, 1078280, 1290085, 1806119, 2064136, 2156560, 2580170, 3612238, 4128272, 4313120, 5160340, 7224476, 8256544, 9030595, 10320680, 14448952, 18061190, 20641360, 28897904, 36122380, 41282720, 57795808, 72244760, 144489520, 288979040]

約数ペア:
[(1, 288979040), (2, 144489520), (4, 72244760), (5, 57795808), (7, 41282720), (8, 36122380), (10, 28897904), (14, 20641360), (16, 18061190), (20, 14448952), (28, 10320680), (32, 9030595), (35, 8256544), (40, 7224476), (56, 5160340), (67, 4313120), (70, 4128272), (80, 3612238), (112, 2580170), (134, 2156560), (140, 2064136), (160, 1806119), (224, 1290085), (268, 1078280), (280, 1032068), (335, 862624), (469, 616160), (536, 539140), (560, 516034), (670, 431312), (938, 308080), (1072, 269570), (1120, 258017), (1340, 215656), (1876, 154040), (2144, 134785), (2345, 123232), (2680, 107828), (3752, 77020), (3851, 75040), (4690, 61616), (5360, 53914), (7504, 38510), (7702, 37520), (9380, 30808), (10720, 26957), (15008, 19255), (15404, 18760)]

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