About the Number

2189161728

2189161727 ← → 2189161729

2進数表記:10000010011110111111010100000000

漢数字表記:二十一億八千九百十六万千七百二十八

素因数分解:

2 8 × 3 5 × 13 1 × 2707 1

素因数の和:2751
約数の個数: 216
約数和(自身を含む): 7051783648
約数和(自身を除く): 4862621920

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 81, 96, 104, 108, 117, 128, 144, 156, 162, 192, 208, 216, 234, 243, 256, 288, 312, 324, 351, 384, 416, 432, 468, 486, 576, 624, 648, 702, 768, 832, 864, 936, 972, 1053, 1152, 1248, 1296, 1404, 1664, 1728, 1872, 1944, 2106, 2304, 2496, 2592, 2707, 2808, 3159, 3328, 3456, 3744, 3888, 4212, 4992, 5184, 5414, 5616, 6318, 6912, 7488, 7776, 8121, 8424, 9984, 10368, 10828, 11232, 12636, 14976, 15552, 16242, 16848, 20736, 21656, 22464, 24363, 25272, 29952, 31104, 32484, 33696, 35191, 43312, 44928, 48726, 50544, 62208, 64968, 67392, 70382, 73089, 86624, 89856, 97452, 101088, 105573, 129936, 134784, 140764, 146178, 173248, 194904, 202176, 211146, 219267, 259872, 269568, 281528, 292356, 316719, 346496, 389808, 404352, 422292, 438534, 519744, 563056, 584712, 633438, 657801, 692992, 779616, 808704, 844584, 877068, 950157, 1039488, 1126112, 1169424, 1266876, 1315602, 1559232, 1689168, 1754136, 1900314, 2078976, 2252224, 2338848, 2533752, 2631204, 2850471, 3118464, 3378336, 3508272, 3800628, 4504448, 4677696, 5067504, 5262408, 5700942, 6236928, 6756672, 7016544, 7601256, 8551413, 9008896, 9355392, 10135008, 10524816, 11401884, 13513344, 14033088, 15202512, 17102826, 18710784, 20270016, 21049632, 22803768, 27026688, 28066176, 30405024, 34205652, 40540032, 42099264, 45607536, 56132352, 60810048, 68411304, 81080064, 84198528, 91215072, 121620096, 136822608, 168397056, 182430144, 243240192, 273645216, 364860288, 547290432, 729720576, 1094580864, 2189161728]

約数ペア:
[(1, 2189161728), (2, 1094580864), (3, 729720576), (4, 547290432), (6, 364860288), (8, 273645216), (9, 243240192), (12, 182430144), (13, 168397056), (16, 136822608), (18, 121620096), (24, 91215072), (26, 84198528), (27, 81080064), (32, 68411304), (36, 60810048), (39, 56132352), (48, 45607536), (52, 42099264), (54, 40540032), (64, 34205652), (72, 30405024), (78, 28066176), (81, 27026688), (96, 22803768), (104, 21049632), (108, 20270016), (117, 18710784), (128, 17102826), (144, 15202512), (156, 14033088), (162, 13513344), (192, 11401884), (208, 10524816), (216, 10135008), (234, 9355392), (243, 9008896), (256, 8551413), (288, 7601256), (312, 7016544), (324, 6756672), (351, 6236928), (384, 5700942), (416, 5262408), (432, 5067504), (468, 4677696), (486, 4504448), (576, 3800628), (624, 3508272), (648, 3378336), (702, 3118464), (768, 2850471), (832, 2631204), (864, 2533752), (936, 2338848), (972, 2252224), (1053, 2078976), (1152, 1900314), (1248, 1754136), (1296, 1689168), (1404, 1559232), (1664, 1315602), (1728, 1266876), (1872, 1169424), (1944, 1126112), (2106, 1039488), (2304, 950157), (2496, 877068), (2592, 844584), (2707, 808704), (2808, 779616), (3159, 692992), (3328, 657801), (3456, 633438), (3744, 584712), (3888, 563056), (4212, 519744), (4992, 438534), (5184, 422292), (5414, 404352), (5616, 389808), (6318, 346496), (6912, 316719), (7488, 292356), (7776, 281528), (8121, 269568), (8424, 259872), (9984, 219267), (10368, 211146), (10828, 202176), (11232, 194904), (12636, 173248), (14976, 146178), (15552, 140764), (16242, 134784), (16848, 129936), (20736, 105573), (21656, 101088), (22464, 97452), (24363, 89856), (25272, 86624), (29952, 73089), (31104, 70382), (32484, 67392), (33696, 64968), (35191, 62208), (43312, 50544), (44928, 48726)]

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