About the Number

129620120

129620119 ← → 129620121

2進数表記:111101110011101100010011000

漢数字表記:一億二千九百六十二万百二十

素因数分解:

2 3 × 5 1 × 7 1 × 61 1 × 7589 1

素因数の和:7668
約数の個数: 64
約数和(自身を含む): 338817600
約数和(自身を除く): 209197480

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 7589, 8540, 15178, 17080, 30356, 37945, 53123, 60712, 75890, 106246, 151780, 212492, 265615, 303560, 424984, 462929, 531230, 925858, 1062460, 1851716, 2124920, 2314645, 3240503, 3703432, 4629290, 6481006, 9258580, 12962012, 16202515, 18517160, 25924024, 32405030, 64810060, 129620120]

約数ペア:
[(1, 129620120), (2, 64810060), (4, 32405030), (5, 25924024), (7, 18517160), (8, 16202515), (10, 12962012), (14, 9258580), (20, 6481006), (28, 4629290), (35, 3703432), (40, 3240503), (56, 2314645), (61, 2124920), (70, 1851716), (122, 1062460), (140, 925858), (244, 531230), (280, 462929), (305, 424984), (427, 303560), (488, 265615), (610, 212492), (854, 151780), (1220, 106246), (1708, 75890), (2135, 60712), (2440, 53123), (3416, 37945), (4270, 30356), (7589, 17080), (8540, 15178)]

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