About the Number

71681040

71681039 ← → 71681041

2進数表記:100010001011100010000010000

漢数字表記:七千百六十八万千四十

素因数分解:

2 4 × 3 2 × 5 1 × 29 1 × 3433 1

素因数の和:3481
約数の個数: 120
約数和(自身を含む): 249102360
約数和(自身を除く): 177421320

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1740, 2088, 2320, 2610, 3433, 3480, 4176, 5220, 6866, 6960, 10299, 10440, 13732, 17165, 20598, 20880, 27464, 30897, 34330, 41196, 51495, 54928, 61794, 68660, 82392, 99557, 102990, 123588, 137320, 154485, 164784, 199114, 205980, 247176, 274640, 298671, 308970, 398228, 411960, 494352, 497785, 597342, 617940, 796456, 823920, 896013, 995570, 1194684, 1235880, 1493355, 1592912, 1792026, 1991140, 2389368, 2471760, 2986710, 3584052, 3982280, 4480065, 4778736, 5973420, 7168104, 7964560, 8960130, 11946840, 14336208, 17920260, 23893680, 35840520, 71681040]

約数ペア:
[(1, 71681040), (2, 35840520), (3, 23893680), (4, 17920260), (5, 14336208), (6, 11946840), (8, 8960130), (9, 7964560), (10, 7168104), (12, 5973420), (15, 4778736), (16, 4480065), (18, 3982280), (20, 3584052), (24, 2986710), (29, 2471760), (30, 2389368), (36, 1991140), (40, 1792026), (45, 1592912), (48, 1493355), (58, 1235880), (60, 1194684), (72, 995570), (80, 896013), (87, 823920), (90, 796456), (116, 617940), (120, 597342), (144, 497785), (145, 494352), (174, 411960), (180, 398228), (232, 308970), (240, 298671), (261, 274640), (290, 247176), (348, 205980), (360, 199114), (435, 164784), (464, 154485), (522, 137320), (580, 123588), (696, 102990), (720, 99557), (870, 82392), (1044, 68660), (1160, 61794), (1305, 54928), (1392, 51495), (1740, 41196), (2088, 34330), (2320, 30897), (2610, 27464), (3433, 20880), (3480, 20598), (4176, 17165), (5220, 13732), (6866, 10440), (6960, 10299)]

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