About the Number

308972190

308972189 ← → 308972191

2進数表記:10010011010101000101010011110

漢数字表記:三億八百九十七万二千百九十

素因数分解:

2 1 × 3 1 × 5 1 × 103 1 × 99991 1

素因数の和:100104
約数の個数: 32
約数和(自身を含む): 748740096
約数和(自身を除く): 439767906

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 99991, 199982, 299973, 499955, 599946, 999910, 1499865, 2999730, 10299073, 20598146, 30897219, 51495365, 61794438, 102990730, 154486095, 308972190]

約数ペア:
[(1, 308972190), (2, 154486095), (3, 102990730), (5, 61794438), (6, 51495365), (10, 30897219), (15, 20598146), (30, 10299073), (103, 2999730), (206, 1499865), (309, 999910), (515, 599946), (618, 499955), (1030, 299973), (1545, 199982), (3090, 99991)]

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