About the Number

121072

121071 ← → 121073

2進数表記:11101100011110000

漢数字表記:十二万千七十二

素因数分解:

2 4 × 7 1 × 23 1 × 47 1

素因数の和:85
約数の個数: 40
約数和(自身を含む): 285696
約数和(自身を除く): 164624

約数列:
[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 47, 56, 92, 94, 112, 161, 184, 188, 322, 329, 368, 376, 644, 658, 752, 1081, 1288, 1316, 2162, 2576, 2632, 4324, 5264, 7567, 8648, 15134, 17296, 30268, 60536, 121072]

約数ペア:
[(1, 121072), (2, 60536), (4, 30268), (7, 17296), (8, 15134), (14, 8648), (16, 7567), (23, 5264), (28, 4324), (46, 2632), (47, 2576), (56, 2162), (92, 1316), (94, 1288), (112, 1081), (161, 752), (184, 658), (188, 644), (322, 376), (329, 368)]

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