About the Number

212688768

212688767 ← → 212688769

2進数表記:1100101011010101111110000000

漢数字表記:二億千二百六十八万八千七百六十八

素因数分解:

2 7 × 3 1 × 17 1 × 31 1 × 1051 1

素因数の和:1116
約数の個数: 128
約数和(自身を含む): 618071040
約数和(自身を除く): 405382272

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 31, 32, 34, 48, 51, 62, 64, 68, 93, 96, 102, 124, 128, 136, 186, 192, 204, 248, 272, 372, 384, 408, 496, 527, 544, 744, 816, 992, 1051, 1054, 1088, 1488, 1581, 1632, 1984, 2102, 2108, 2176, 2976, 3153, 3162, 3264, 3968, 4204, 4216, 5952, 6306, 6324, 6528, 8408, 8432, 11904, 12612, 12648, 16816, 16864, 17867, 25224, 25296, 32581, 33632, 33728, 35734, 50448, 50592, 53601, 65162, 67264, 67456, 71468, 97743, 100896, 101184, 107202, 130324, 134528, 142936, 195486, 201792, 202368, 214404, 260648, 285872, 390972, 403584, 428808, 521296, 553877, 571744, 781944, 857616, 1042592, 1107754, 1143488, 1563888, 1661631, 1715232, 2085184, 2215508, 2286976, 3127776, 3323262, 3430464, 4170368, 4431016, 6255552, 6646524, 6860928, 8862032, 12511104, 13293048, 17724064, 26586096, 35448128, 53172192, 70896256, 106344384, 212688768]

約数ペア:
[(1, 212688768), (2, 106344384), (3, 70896256), (4, 53172192), (6, 35448128), (8, 26586096), (12, 17724064), (16, 13293048), (17, 12511104), (24, 8862032), (31, 6860928), (32, 6646524), (34, 6255552), (48, 4431016), (51, 4170368), (62, 3430464), (64, 3323262), (68, 3127776), (93, 2286976), (96, 2215508), (102, 2085184), (124, 1715232), (128, 1661631), (136, 1563888), (186, 1143488), (192, 1107754), (204, 1042592), (248, 857616), (272, 781944), (372, 571744), (384, 553877), (408, 521296), (496, 428808), (527, 403584), (544, 390972), (744, 285872), (816, 260648), (992, 214404), (1051, 202368), (1054, 201792), (1088, 195486), (1488, 142936), (1581, 134528), (1632, 130324), (1984, 107202), (2102, 101184), (2108, 100896), (2176, 97743), (2976, 71468), (3153, 67456), (3162, 67264), (3264, 65162), (3968, 53601), (4204, 50592), (4216, 50448), (5952, 35734), (6306, 33728), (6324, 33632), (6528, 32581), (8408, 25296), (8432, 25224), (11904, 17867), (12612, 16864), (12648, 16816)]

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