About the Number

129649470

129649469 ← → 129649471

2進数表記:111101110100100101100111110

漢数字表記:一億二千九百六十四万九千四百七十

素因数分解:

2 1 × 3 1 × 5 1 × 139 1 × 31091 1

素因数の和:31240
約数の個数: 32
約数和(自身を含む): 313407360
約数和(自身を除く): 183757890

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 31091, 62182, 93273, 155455, 186546, 310910, 466365, 932730, 4321649, 8643298, 12964947, 21608245, 25929894, 43216490, 64824735, 129649470]

約数ペア:
[(1, 129649470), (2, 64824735), (3, 43216490), (5, 25929894), (6, 21608245), (10, 12964947), (15, 8643298), (30, 4321649), (139, 932730), (278, 466365), (417, 310910), (695, 186546), (834, 155455), (1390, 93273), (2085, 62182), (4170, 31091)]

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