About the Number

129915648

129915647 ← → 129915649

2進数表記:111101111100101101100000000

漢数字表記:一億二千九百九十一万五千六百四十八

素因数分解:

2 8 × 3 2 × 113 1 × 499 1

素因数の和:634
約数の個数: 108
約数和(自身を含む): 378651000
約数和(自身を除く): 248735352

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 113, 128, 144, 192, 226, 256, 288, 339, 384, 452, 499, 576, 678, 768, 904, 998, 1017, 1152, 1356, 1497, 1808, 1996, 2034, 2304, 2712, 2994, 3616, 3992, 4068, 4491, 5424, 5988, 7232, 7984, 8136, 8982, 10848, 11976, 14464, 15968, 16272, 17964, 21696, 23952, 28928, 31936, 32544, 35928, 43392, 47904, 56387, 63872, 65088, 71856, 86784, 95808, 112774, 127744, 130176, 143712, 169161, 191616, 225548, 260352, 287424, 338322, 383232, 451096, 507483, 574848, 676644, 902192, 1014966, 1149696, 1353288, 1804384, 2029932, 2706576, 3608768, 4059864, 5413152, 7217536, 8119728, 10826304, 14435072, 16239456, 21652608, 32478912, 43305216, 64957824, 129915648]

約数ペア:
[(1, 129915648), (2, 64957824), (3, 43305216), (4, 32478912), (6, 21652608), (8, 16239456), (9, 14435072), (12, 10826304), (16, 8119728), (18, 7217536), (24, 5413152), (32, 4059864), (36, 3608768), (48, 2706576), (64, 2029932), (72, 1804384), (96, 1353288), (113, 1149696), (128, 1014966), (144, 902192), (192, 676644), (226, 574848), (256, 507483), (288, 451096), (339, 383232), (384, 338322), (452, 287424), (499, 260352), (576, 225548), (678, 191616), (768, 169161), (904, 143712), (998, 130176), (1017, 127744), (1152, 112774), (1356, 95808), (1497, 86784), (1808, 71856), (1996, 65088), (2034, 63872), (2304, 56387), (2712, 47904), (2994, 43392), (3616, 35928), (3992, 32544), (4068, 31936), (4491, 28928), (5424, 23952), (5988, 21696), (7232, 17964), (7984, 16272), (8136, 15968), (8982, 14464), (10848, 11976)]

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