79821540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{443453}}^1$

素因数の和:443468

約数の個数: 36

約数和(自身を含む): 242125884

約数和(自身を除く): 162304344

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 443453, 886906, 1330359, 1773812, 2217265, 2660718, 3991077, 4434530, 5321436, 6651795, 7982154, 8869060, 13303590, 15964308, 19955385, 26607180, 39910770, 79821540]

約数ペア:

[(1, 79821540), (2, 39910770), (3, 26607180), (4, 19955385), (5, 15964308), (6, 13303590), (9, 8869060), (10, 7982154), (12, 6651795), (15, 5321436), (18, 4434530), (20, 3991077), (30, 2660718), (36, 2217265), (45, 1773812), (60, 1330359), (90, 886906), (180, 443453)]