15978360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{133153}}^1$

素因数の和:133167

約数の個数: 32

約数和(自身を含む): 47935440

約数和(自身を除く): 31957080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 133153, 266306, 399459, 532612, 665765, 798918, 1065224, 1331530, 1597836, 1997295, 2663060, 3195672, 3994590, 5326120, 7989180, 15978360]

約数ペア:

[(1, 15978360), (2, 7989180), (3, 5326120), (4, 3994590), (5, 3195672), (6, 2663060), (8, 1997295), (10, 1597836), (12, 1331530), (15, 1065224), (20, 798918), (24, 665765), (30, 532612), (40, 399459), (60, 266306), (120, 133153)]