About the Number

108172120

108172119 ← → 108172121

2進数表記:110011100101001001101011000

漢数字表記:一億八百十七万二千百二十

素因数分解:

2 3 × 5 1 × 7 1 × 386329 1

素因数の和:386347
約数の個数: 32
約数和(自身を含む): 278157600
約数和(自身を除く): 169985480

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 386329, 772658, 1545316, 1931645, 2704303, 3090632, 3863290, 5408606, 7726580, 10817212, 13521515, 15453160, 21634424, 27043030, 54086060, 108172120]

約数ペア:
[(1, 108172120), (2, 54086060), (4, 27043030), (5, 21634424), (7, 15453160), (8, 13521515), (10, 10817212), (14, 7726580), (20, 5408606), (28, 3863290), (35, 3090632), (40, 2704303), (56, 1931645), (70, 1545316), (140, 772658), (280, 386329)]

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