128534520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1071121}}^1$

素因数の和:1071135

約数の個数: 32

約数和(自身を含む): 385603920

約数和(自身を除く): 257069400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1071121, 2142242, 3213363, 4284484, 5355605, 6426726, 8568968, 10711210, 12853452, 16066815, 21422420, 25706904, 32133630, 42844840, 64267260, 128534520]

約数ペア:

[(1, 128534520), (2, 64267260), (3, 42844840), (4, 32133630), (5, 25706904), (6, 21422420), (8, 16066815), (10, 12853452), (12, 10711210), (15, 8568968), (20, 6426726), (24, 5355605), (30, 4284484), (40, 3213363), (60, 2142242), (120, 1071121)]