About the Number

131270688

131270687 ← → 131270689

2進数表記:111110100110000100000100000

漢数字表記:一億三千百二十七万六百八十八

素因数分解:

2 5 × 3 2 × 67 1 × 6803 1

素因数の和:6886
約数の個数: 72
約数和(自身を含む): 378928368
約数和(自身を除く): 247657680

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 67, 72, 96, 134, 144, 201, 268, 288, 402, 536, 603, 804, 1072, 1206, 1608, 2144, 2412, 3216, 4824, 6432, 6803, 9648, 13606, 19296, 20409, 27212, 40818, 54424, 61227, 81636, 108848, 122454, 163272, 217696, 244908, 326544, 455801, 489816, 653088, 911602, 979632, 1367403, 1823204, 1959264, 2734806, 3646408, 4102209, 5469612, 7292816, 8204418, 10939224, 14585632, 16408836, 21878448, 32817672, 43756896, 65635344, 131270688]

約数ペア:
[(1, 131270688), (2, 65635344), (3, 43756896), (4, 32817672), (6, 21878448), (8, 16408836), (9, 14585632), (12, 10939224), (16, 8204418), (18, 7292816), (24, 5469612), (32, 4102209), (36, 3646408), (48, 2734806), (67, 1959264), (72, 1823204), (96, 1367403), (134, 979632), (144, 911602), (201, 653088), (268, 489816), (288, 455801), (402, 326544), (536, 244908), (603, 217696), (804, 163272), (1072, 122454), (1206, 108848), (1608, 81636), (2144, 61227), (2412, 54424), (3216, 40818), (4824, 27212), (6432, 20409), (6803, 19296), (9648, 13606)]

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