About the Number

157239240

157239239 ← → 157239241

2進数表記:1001010111110100011111001000

漢数字表記:一億五千七百二十三万九千二百四十

素因数分解:

2 3 × 3 1 × 5 1 × 1310327 1

素因数の和:1310341
約数の個数: 32
約数和(自身を含む): 471718080
約数和(自身を除く): 314478840

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1310327, 2620654, 3930981, 5241308, 6551635, 7861962, 10482616, 13103270, 15723924, 19654905, 26206540, 31447848, 39309810, 52413080, 78619620, 157239240]

約数ペア:
[(1, 157239240), (2, 78619620), (3, 52413080), (4, 39309810), (5, 31447848), (6, 26206540), (8, 19654905), (10, 15723924), (12, 13103270), (15, 10482616), (20, 7861962), (24, 6551635), (30, 5241308), (40, 3930981), (60, 2620654), (120, 1310327)]

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