1279620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{7109}}^1$

素因数の和:7124

約数の個数: 36

約数和(自身を含む): 3882060

約数和(自身を除く): 2602440

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 7109, 14218, 21327, 28436, 35545, 42654, 63981, 71090, 85308, 106635, 127962, 142180, 213270, 255924, 319905, 426540, 639810, 1279620]

約数ペア:

[(1, 1279620), (2, 639810), (3, 426540), (4, 319905), (5, 255924), (6, 213270), (9, 142180), (10, 127962), (12, 106635), (15, 85308), (18, 71090), (20, 63981), (30, 42654), (36, 35545), (45, 28436), (60, 21327), (90, 14218), (180, 7109)]