161768628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{929}}^1$

素因数の和:1637

約数の個数: 72

約数和(自身を含む): 468511680

約数和(自身を除く): 306743052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 691, 929, 1382, 1858, 2073, 2764, 2787, 3716, 4146, 4837, 5574, 6219, 6503, 8292, 8361, 9674, 11148, 12438, 13006, 14511, 16722, 19348, 19509, 24876, 26012, 29022, 33444, 39018, 43533, 58044, 58527, 78036, 87066, 117054, 174132, 234108, 641939, 1283878, 1925817, 2567756, 3851634, 4493573, 5777451, 7703268, 8987146, 11554902, 13480719, 17974292, 23109804, 26961438, 40442157, 53922876, 80884314, 161768628]

約数ペア:

[(1, 161768628), (2, 80884314), (3, 53922876), (4, 40442157), (6, 26961438), (7, 23109804), (9, 17974292), (12, 13480719), (14, 11554902), (18, 8987146), (21, 7703268), (28, 5777451), (36, 4493573), (42, 3851634), (63, 2567756), (84, 1925817), (126, 1283878), (252, 641939), (691, 234108), (929, 174132), (1382, 117054), (1858, 87066), (2073, 78036), (2764, 58527), (2787, 58044), (3716, 43533), (4146, 39018), (4837, 33444), (5574, 29022), (6219, 26012), (6503, 24876), (8292, 19509), (8361, 19348), (9674, 16722), (11148, 14511), (12438, 13006)]