About the Number

12415680

12415679 ← → 12415681

2進数表記:101111010111001011000000

漢数字表記:千二百四十一万五千六百八十

素因数分解:

2 6 × 3 4 × 5 1 × 479 1

素因数の和:508
約数の個数: 140
約数和(自身を含む): 44256960
約数和(自身を除く): 31841280

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 479, 480, 540, 576, 648, 720, 810, 864, 958, 960, 1080, 1296, 1437, 1440, 1620, 1728, 1916, 2160, 2395, 2592, 2874, 2880, 3240, 3832, 4311, 4320, 4790, 5184, 5748, 6480, 7185, 7664, 8622, 8640, 9580, 11496, 12933, 12960, 14370, 15328, 17244, 19160, 21555, 22992, 25866, 25920, 28740, 30656, 34488, 38320, 38799, 43110, 45984, 51732, 57480, 64665, 68976, 76640, 77598, 86220, 91968, 103464, 114960, 129330, 137952, 153280, 155196, 172440, 193995, 206928, 229920, 258660, 275904, 310392, 344880, 387990, 413856, 459840, 517320, 620784, 689760, 775980, 827712, 1034640, 1241568, 1379520, 1551960, 2069280, 2483136, 3103920, 4138560, 6207840, 12415680]

約数ペア:
[(1, 12415680), (2, 6207840), (3, 4138560), (4, 3103920), (5, 2483136), (6, 2069280), (8, 1551960), (9, 1379520), (10, 1241568), (12, 1034640), (15, 827712), (16, 775980), (18, 689760), (20, 620784), (24, 517320), (27, 459840), (30, 413856), (32, 387990), (36, 344880), (40, 310392), (45, 275904), (48, 258660), (54, 229920), (60, 206928), (64, 193995), (72, 172440), (80, 155196), (81, 153280), (90, 137952), (96, 129330), (108, 114960), (120, 103464), (135, 91968), (144, 86220), (160, 77598), (162, 76640), (180, 68976), (192, 64665), (216, 57480), (240, 51732), (270, 45984), (288, 43110), (320, 38799), (324, 38320), (360, 34488), (405, 30656), (432, 28740), (479, 25920), (480, 25866), (540, 22992), (576, 21555), (648, 19160), (720, 17244), (810, 15328), (864, 14370), (958, 12960), (960, 12933), (1080, 11496), (1296, 9580), (1437, 8640), (1440, 8622), (1620, 7664), (1728, 7185), (1916, 6480), (2160, 5748), (2395, 5184), (2592, 4790), (2874, 4320), (2880, 4311), (3240, 3832)]

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