171720840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1431007}}^1$

素因数の和:1431021

約数の個数: 32

約数和(自身を含む): 515162880

約数和(自身を除く): 343442040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1431007, 2862014, 4293021, 5724028, 7155035, 8586042, 11448056, 14310070, 17172084, 21465105, 28620140, 34344168, 42930210, 57240280, 85860420, 171720840]

約数ペア:

[(1, 171720840), (2, 85860420), (3, 57240280), (4, 42930210), (5, 34344168), (6, 28620140), (8, 21465105), (10, 17172084), (12, 14310070), (15, 11448056), (20, 8586042), (24, 7155035), (30, 5724028), (40, 4293021), (60, 2862014), (120, 1431007)]