About the Number

120122880

120122879 ← → 120122881

2進数表記:111001010001110111000000000

漢数字表記:一億二千十二万二千八百八十

素因数分解:

2 9 × 3 1 × 5 1 × 15641 1

素因数の和:15667
約数の個数: 80
約数和(自身を含む): 384042384
約数和(自身を除く): 263919504

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, 1280, 1536, 1920, 2560, 3840, 7680, 15641, 31282, 46923, 62564, 78205, 93846, 125128, 156410, 187692, 234615, 250256, 312820, 375384, 469230, 500512, 625640, 750768, 938460, 1001024, 1251280, 1501536, 1876920, 2002048, 2502560, 3003072, 3753840, 4004096, 5005120, 6006144, 7507680, 8008192, 10010240, 12012288, 15015360, 20020480, 24024576, 30030720, 40040960, 60061440, 120122880]

約数ペア:
[(1, 120122880), (2, 60061440), (3, 40040960), (4, 30030720), (5, 24024576), (6, 20020480), (8, 15015360), (10, 12012288), (12, 10010240), (15, 8008192), (16, 7507680), (20, 6006144), (24, 5005120), (30, 4004096), (32, 3753840), (40, 3003072), (48, 2502560), (60, 2002048), (64, 1876920), (80, 1501536), (96, 1251280), (120, 1001024), (128, 938460), (160, 750768), (192, 625640), (240, 500512), (256, 469230), (320, 375384), (384, 312820), (480, 250256), (512, 234615), (640, 187692), (768, 156410), (960, 125128), (1280, 93846), (1536, 78205), (1920, 62564), (2560, 46923), (3840, 31282), (7680, 15641)]

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