1211751540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{66653}}^1$

素因数の和:66769

約数の個数: 72

約数和(自身を含む): 3712094568

約数和(自身を除く): 2500343028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 18180, 66653, 133306, 199959, 266612, 333265, 399918, 599877, 666530, 799836, 999795, 1199754, 1333060, 1999590, 2399508, 2999385, 3999180, 5998770, 6731953, 11997540, 13463906, 20195859, 26927812, 33659765, 40391718, 60587577, 67319530, 80783436, 100979295, 121175154, 134639060, 201958590, 242350308, 302937885, 403917180, 605875770, 1211751540]

約数ペア:

[(1, 1211751540), (2, 605875770), (3, 403917180), (4, 302937885), (5, 242350308), (6, 201958590), (9, 134639060), (10, 121175154), (12, 100979295), (15, 80783436), (18, 67319530), (20, 60587577), (30, 40391718), (36, 33659765), (45, 26927812), (60, 20195859), (90, 13463906), (101, 11997540), (180, 6731953), (202, 5998770), (303, 3999180), (404, 2999385), (505, 2399508), (606, 1999590), (909, 1333060), (1010, 1199754), (1212, 999795), (1515, 799836), (1818, 666530), (2020, 599877), (3030, 399918), (3636, 333265), (4545, 266612), (6060, 199959), (9090, 133306), (18180, 66653)]