About the Number

126689280

126689279 ← → 126689281

2進数表記:111100011010010000000000000

漢数字表記:一億二千六百六十八万九千二百八十

素因数分解:

2 13 × 3 1 × 5 1 × 1031 1

素因数の和:1065
約数の個数: 112
約数和(自身を含む): 405774144
約数和(自身を除く): 279084864

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1031, 1280, 1536, 1920, 2048, 2062, 2560, 3072, 3093, 3840, 4096, 4124, 5120, 5155, 6144, 6186, 7680, 8192, 8248, 10240, 10310, 12288, 12372, 15360, 15465, 16496, 20480, 20620, 24576, 24744, 30720, 30930, 32992, 40960, 41240, 49488, 61440, 61860, 65984, 82480, 98976, 122880, 123720, 131968, 164960, 197952, 247440, 263936, 329920, 395904, 494880, 527872, 659840, 791808, 989760, 1055744, 1319680, 1583616, 1979520, 2111488, 2639360, 3167232, 3959040, 4222976, 5278720, 6334464, 7918080, 8445952, 10557440, 12668928, 15836160, 21114880, 25337856, 31672320, 42229760, 63344640, 126689280]

約数ペア:
[(1, 126689280), (2, 63344640), (3, 42229760), (4, 31672320), (5, 25337856), (6, 21114880), (8, 15836160), (10, 12668928), (12, 10557440), (15, 8445952), (16, 7918080), (20, 6334464), (24, 5278720), (30, 4222976), (32, 3959040), (40, 3167232), (48, 2639360), (60, 2111488), (64, 1979520), (80, 1583616), (96, 1319680), (120, 1055744), (128, 989760), (160, 791808), (192, 659840), (240, 527872), (256, 494880), (320, 395904), (384, 329920), (480, 263936), (512, 247440), (640, 197952), (768, 164960), (960, 131968), (1024, 123720), (1031, 122880), (1280, 98976), (1536, 82480), (1920, 65984), (2048, 61860), (2062, 61440), (2560, 49488), (3072, 41240), (3093, 40960), (3840, 32992), (4096, 30930), (4124, 30720), (5120, 24744), (5155, 24576), (6144, 20620), (6186, 20480), (7680, 16496), (8192, 15465), (8248, 15360), (10240, 12372), (10310, 12288)]

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