About the Number

131469072

131469071 ← → 131469073

2進数表記:111110101100000111100010000

漢数字表記:一億三千百四十六万九千七十二

素因数分解:

2 4 × 3 1 × 7 1 × 373 1 × 1049 1

素因数の和:1440
約数の個数: 80
約数和(自身を含む): 389558400
約数和(自身を除く): 258089328

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 373, 746, 1049, 1119, 1492, 2098, 2238, 2611, 2984, 3147, 4196, 4476, 5222, 5968, 6294, 7343, 7833, 8392, 8952, 10444, 12588, 14686, 15666, 16784, 17904, 20888, 22029, 25176, 29372, 31332, 41776, 44058, 50352, 58744, 62664, 88116, 117488, 125328, 176232, 352464, 391277, 782554, 1173831, 1565108, 2347662, 2738939, 3130216, 4695324, 5477878, 6260432, 8216817, 9390648, 10955756, 16433634, 18781296, 21911512, 32867268, 43823024, 65734536, 131469072]

約数ペア:
[(1, 131469072), (2, 65734536), (3, 43823024), (4, 32867268), (6, 21911512), (7, 18781296), (8, 16433634), (12, 10955756), (14, 9390648), (16, 8216817), (21, 6260432), (24, 5477878), (28, 4695324), (42, 3130216), (48, 2738939), (56, 2347662), (84, 1565108), (112, 1173831), (168, 782554), (336, 391277), (373, 352464), (746, 176232), (1049, 125328), (1119, 117488), (1492, 88116), (2098, 62664), (2238, 58744), (2611, 50352), (2984, 44058), (3147, 41776), (4196, 31332), (4476, 29372), (5222, 25176), (5968, 22029), (6294, 20888), (7343, 17904), (7833, 16784), (8392, 15666), (8952, 14686), (10444, 12588)]

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