About the Number

122880

122879 ← → 122881

2進数表記:11110000000000000

漢数字表記:十二万二千八百八十

素因数分解:

2 13 × 3 1 × 5 1

素因数の和:34
約数の個数: 56
約数和(自身を含む): 393192
約数和(自身を除く): 270312

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, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 4096, 5120, 6144, 7680, 8192, 10240, 12288, 15360, 20480, 24576, 30720, 40960, 61440, 122880]

約数ペア:
[(1, 122880), (2, 61440), (3, 40960), (4, 30720), (5, 24576), (6, 20480), (8, 15360), (10, 12288), (12, 10240), (15, 8192), (16, 7680), (20, 6144), (24, 5120), (30, 4096), (32, 3840), (40, 3072), (48, 2560), (60, 2048), (64, 1920), (80, 1536), (96, 1280), (120, 1024), (128, 960), (160, 768), (192, 640), (240, 512), (256, 480), (320, 384)]

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