138556140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{100403}}^1$

素因数の和:100438

約数の個数: 48

約数和(自身を含む): 404828928

約数和(自身を除く): 266272788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 100403, 200806, 301209, 401612, 502015, 602418, 1004030, 1204836, 1506045, 2008060, 2309269, 3012090, 4618538, 6024180, 6927807, 9237076, 11546345, 13855614, 23092690, 27711228, 34639035, 46185380, 69278070, 138556140]

約数ペア:

[(1, 138556140), (2, 69278070), (3, 46185380), (4, 34639035), (5, 27711228), (6, 23092690), (10, 13855614), (12, 11546345), (15, 9237076), (20, 6927807), (23, 6024180), (30, 4618538), (46, 3012090), (60, 2309269), (69, 2008060), (92, 1506045), (115, 1204836), (138, 1004030), (230, 602418), (276, 502015), (345, 401612), (460, 301209), (690, 200806), (1380, 100403)]