660840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5507}}^1$

素因数の和:5521

約数の個数: 32

約数和(自身を含む): 1982880

約数和(自身を除く): 1322040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5507, 11014, 16521, 22028, 27535, 33042, 44056, 55070, 66084, 82605, 110140, 132168, 165210, 220280, 330420, 660840]

約数ペア:

[(1, 660840), (2, 330420), (3, 220280), (4, 165210), (5, 132168), (6, 110140), (8, 82605), (10, 66084), (12, 55070), (15, 44056), (20, 33042), (24, 27535), (30, 22028), (40, 16521), (60, 11014), (120, 5507)]