About the Number

121491040

121491039 ← → 121491041

2進数表記:111001111011100111001100000

漢数字表記:一億二千百四十九万千四十

素因数分解:

2 5 × 5 1 × 11 1 × 69029 1

素因数の和:69055
約数の個数: 48
約数和(自身を含む): 313120080
約数和(自身を除く): 191629040

約数列:
[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 69029, 138058, 276116, 345145, 552232, 690290, 759319, 1104464, 1380580, 1518638, 2208928, 2761160, 3037276, 3796595, 5522320, 6074552, 7593190, 11044640, 12149104, 15186380, 24298208, 30372760, 60745520, 121491040]

約数ペア:
[(1, 121491040), (2, 60745520), (4, 30372760), (5, 24298208), (8, 15186380), (10, 12149104), (11, 11044640), (16, 7593190), (20, 6074552), (22, 5522320), (32, 3796595), (40, 3037276), (44, 2761160), (55, 2208928), (80, 1518638), (88, 1380580), (110, 1104464), (160, 759319), (176, 690290), (220, 552232), (352, 345145), (440, 276116), (880, 138058), (1760, 69029)]

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