About the Number

129640128

129640127 ← → 129640129

2進数表記:111101110100010011011000000

漢数字表記:一億二千九百六十四万百二十八

素因数分解:

2 6 × 3 1 × 61 1 × 11069 1

素因数の和:11145
約数の個数: 56
約数和(自身を含む): 348660720
約数和(自身を除く): 219020592

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 122, 183, 192, 244, 366, 488, 732, 976, 1464, 1952, 2928, 3904, 5856, 11069, 11712, 22138, 33207, 44276, 66414, 88552, 132828, 177104, 265656, 354208, 531312, 675209, 708416, 1062624, 1350418, 2025627, 2125248, 2700836, 4051254, 5401672, 8102508, 10803344, 16205016, 21606688, 32410032, 43213376, 64820064, 129640128]

約数ペア:
[(1, 129640128), (2, 64820064), (3, 43213376), (4, 32410032), (6, 21606688), (8, 16205016), (12, 10803344), (16, 8102508), (24, 5401672), (32, 4051254), (48, 2700836), (61, 2125248), (64, 2025627), (96, 1350418), (122, 1062624), (183, 708416), (192, 675209), (244, 531312), (366, 354208), (488, 265656), (732, 177104), (976, 132828), (1464, 88552), (1952, 66414), (2928, 44276), (3904, 33207), (5856, 22138), (11069, 11712)]

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