About the Number

138758970

138758969 ← → 138758971

2進数表記:1000010001010100101100111010

漢数字表記:一億三千八百七十五万八千九百七十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 660757 1

素因数の和:660774
約数の個数: 32
約数和(自身を含む): 380596608
約数和(自身を除く): 241837638

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 660757, 1321514, 1982271, 3303785, 3964542, 4625299, 6607570, 9250598, 9911355, 13875897, 19822710, 23126495, 27751794, 46252990, 69379485, 138758970]

約数ペア:
[(1, 138758970), (2, 69379485), (3, 46252990), (5, 27751794), (6, 23126495), (7, 19822710), (10, 13875897), (14, 9911355), (15, 9250598), (21, 6607570), (30, 4625299), (35, 3964542), (42, 3303785), (70, 1982271), (105, 1321514), (210, 660757)]

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