About the Number

206988480

206988479 ← → 206988481

2進数表記:1100010101100110010011000000

漢数字表記:二億六百九十八万八千四百八十

素因数分解:

2 6 × 3 3 × 5 1 × 23957 1

素因数の和:23983
約数の個数: 112
約数和(自身を含む): 730239840
約数和(自身を除く): 523251360

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 23957, 47914, 71871, 95828, 119785, 143742, 191656, 215613, 239570, 287484, 359355, 383312, 431226, 479140, 574968, 646839, 718710, 766624, 862452, 958280, 1078065, 1149936, 1293678, 1437420, 1533248, 1724904, 1916560, 2156130, 2299872, 2587356, 2874840, 3234195, 3449808, 3833120, 4312260, 4599744, 5174712, 5749680, 6468390, 6899616, 7666240, 8624520, 10349424, 11499360, 12936780, 13799232, 17249040, 20698848, 22998720, 25873560, 34498080, 41397696, 51747120, 68996160, 103494240, 206988480]

約数ペア:
[(1, 206988480), (2, 103494240), (3, 68996160), (4, 51747120), (5, 41397696), (6, 34498080), (8, 25873560), (9, 22998720), (10, 20698848), (12, 17249040), (15, 13799232), (16, 12936780), (18, 11499360), (20, 10349424), (24, 8624520), (27, 7666240), (30, 6899616), (32, 6468390), (36, 5749680), (40, 5174712), (45, 4599744), (48, 4312260), (54, 3833120), (60, 3449808), (64, 3234195), (72, 2874840), (80, 2587356), (90, 2299872), (96, 2156130), (108, 1916560), (120, 1724904), (135, 1533248), (144, 1437420), (160, 1293678), (180, 1149936), (192, 1078065), (216, 958280), (240, 862452), (270, 766624), (288, 718710), (320, 646839), (360, 574968), (432, 479140), (480, 431226), (540, 383312), (576, 359355), (720, 287484), (864, 239570), (960, 215613), (1080, 191656), (1440, 143742), (1728, 119785), (2160, 95828), (2880, 71871), (4320, 47914), (8640, 23957)]

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