79291620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{440509}}^1$

素因数の和:440524

約数の個数: 36

約数和(自身を含む): 240518460

約数和(自身を除く): 161226840

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 440509, 881018, 1321527, 1762036, 2202545, 2643054, 3964581, 4405090, 5286108, 6607635, 7929162, 8810180, 13215270, 15858324, 19822905, 26430540, 39645810, 79291620]

約数ペア:

[(1, 79291620), (2, 39645810), (3, 26430540), (4, 19822905), (5, 15858324), (6, 13215270), (9, 8810180), (10, 7929162), (12, 6607635), (15, 5286108), (18, 4405090), (20, 3964581), (30, 2643054), (36, 2202545), (45, 1762036), (60, 1321527), (90, 881018), (180, 440509)]