66515880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{554299}}^1$

素因数の和:554313

約数の個数: 32

約数和(自身を含む): 199548000

約数和(自身を除く): 133032120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 554299, 1108598, 1662897, 2217196, 2771495, 3325794, 4434392, 5542990, 6651588, 8314485, 11085980, 13303176, 16628970, 22171960, 33257940, 66515880]

約数ペア:

[(1, 66515880), (2, 33257940), (3, 22171960), (4, 16628970), (5, 13303176), (6, 11085980), (8, 8314485), (10, 6651588), (12, 5542990), (15, 4434392), (20, 3325794), (24, 2771495), (30, 2217196), (40, 1662897), (60, 1108598), (120, 554299)]