About the Number

138068992

138068991 ← → 138068993

2進数表記:1000001110101100010000000000

漢数字表記:一億三千八百六万八千九百九十二

素因数分解:

2 10 × 109 1 × 1237 1

素因数の和:1366
約数の個数: 44
約数和(自身を含む): 278760460
約数和(自身を除く): 140691468

約数列:
[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 512, 872, 1024, 1237, 1744, 2474, 3488, 4948, 6976, 9896, 13952, 19792, 27904, 39584, 55808, 79168, 111616, 134833, 158336, 269666, 316672, 539332, 633344, 1078664, 1266688, 2157328, 4314656, 8629312, 17258624, 34517248, 69034496, 138068992]

約数ペア:
[(1, 138068992), (2, 69034496), (4, 34517248), (8, 17258624), (16, 8629312), (32, 4314656), (64, 2157328), (109, 1266688), (128, 1078664), (218, 633344), (256, 539332), (436, 316672), (512, 269666), (872, 158336), (1024, 134833), (1237, 111616), (1744, 79168), (2474, 55808), (3488, 39584), (4948, 27904), (6976, 19792), (9896, 13952)]

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