66509580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2633}}^1$

素因数の和:3066

約数の個数: 48

約数和(自身を含む): 186740064

約数和(自身を除く): 120230484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 842, 1263, 1684, 2105, 2526, 2633, 4210, 5052, 5266, 6315, 7899, 8420, 10532, 12630, 13165, 15798, 25260, 26330, 31596, 39495, 52660, 78990, 157980, 1108493, 2216986, 3325479, 4433972, 5542465, 6650958, 11084930, 13301916, 16627395, 22169860, 33254790, 66509580]

約数ペア:

[(1, 66509580), (2, 33254790), (3, 22169860), (4, 16627395), (5, 13301916), (6, 11084930), (10, 6650958), (12, 5542465), (15, 4433972), (20, 3325479), (30, 2216986), (60, 1108493), (421, 157980), (842, 78990), (1263, 52660), (1684, 39495), (2105, 31596), (2526, 26330), (2633, 25260), (4210, 15798), (5052, 13165), (5266, 12630), (6315, 10532), (7899, 8420)]