78185268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{449}}^1\times {\mathrm{691}}^1$

素因数の和:1157

約数の個数: 72

約数和(自身を含む): 226699200

約数和(自身を除く): 148513932

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 449, 691, 898, 1347, 1382, 1796, 2073, 2694, 2764, 3143, 4041, 4146, 4837, 5388, 6219, 6286, 8082, 8292, 9429, 9674, 12438, 12572, 14511, 16164, 18858, 19348, 24876, 28287, 29022, 37716, 43533, 56574, 58044, 87066, 113148, 174132, 310259, 620518, 930777, 1241036, 1861554, 2171813, 2792331, 3723108, 4343626, 5584662, 6515439, 8687252, 11169324, 13030878, 19546317, 26061756, 39092634, 78185268]

約数ペア:

[(1, 78185268), (2, 39092634), (3, 26061756), (4, 19546317), (6, 13030878), (7, 11169324), (9, 8687252), (12, 6515439), (14, 5584662), (18, 4343626), (21, 3723108), (28, 2792331), (36, 2171813), (42, 1861554), (63, 1241036), (84, 930777), (126, 620518), (252, 310259), (449, 174132), (691, 113148), (898, 87066), (1347, 58044), (1382, 56574), (1796, 43533), (2073, 37716), (2694, 29022), (2764, 28287), (3143, 24876), (4041, 19348), (4146, 18858), (4837, 16164), (5388, 14511), (6219, 12572), (6286, 12438), (8082, 9674), (8292, 9429)]