80767860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{70849}}^1$

素因数の和:70880

約数の個数: 48

約数和(自身を含む): 238056000

約数和(自身を除く): 157288140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 70849, 141698, 212547, 283396, 354245, 425094, 708490, 850188, 1062735, 1346131, 1416980, 2125470, 2692262, 4038393, 4250940, 5384524, 6730655, 8076786, 13461310, 16153572, 20191965, 26922620, 40383930, 80767860]

約数ペア:

[(1, 80767860), (2, 40383930), (3, 26922620), (4, 20191965), (5, 16153572), (6, 13461310), (10, 8076786), (12, 6730655), (15, 5384524), (19, 4250940), (20, 4038393), (30, 2692262), (38, 2125470), (57, 1416980), (60, 1346131), (76, 1062735), (95, 850188), (114, 708490), (190, 425094), (228, 354245), (285, 283396), (380, 212547), (570, 141698), (1140, 70849)]