About the Number

131664288

131664287 ← → 131664289

2進数表記:111110110010000100110100000

漢数字表記:一億三千百六十六万四千二百八十八

素因数分解:

2 5 × 3 1 × 7 1 × 195929 1

素因数の和:195949
約数の個数: 48
約数和(自身を含む): 394994880
約数和(自身を除く): 263330592

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 195929, 391858, 587787, 783716, 1175574, 1371503, 1567432, 2351148, 2743006, 3134864, 4114509, 4702296, 5486012, 6269728, 8229018, 9404592, 10972024, 16458036, 18809184, 21944048, 32916072, 43888096, 65832144, 131664288]

約数ペア:
[(1, 131664288), (2, 65832144), (3, 43888096), (4, 32916072), (6, 21944048), (7, 18809184), (8, 16458036), (12, 10972024), (14, 9404592), (16, 8229018), (21, 6269728), (24, 5486012), (28, 4702296), (32, 4114509), (42, 3134864), (48, 2743006), (56, 2351148), (84, 1567432), (96, 1371503), (112, 1175574), (168, 783716), (224, 587787), (336, 391858), (672, 195929)]

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