154527940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{811}}^1\times {\mathrm{1361}}^1$

素因数の和:2188

約数の個数: 48

約数和(自身を含む): 371597184

約数和(自身を除く): 217069244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 811, 1361, 1622, 2722, 3244, 4055, 5444, 5677, 6805, 8110, 9527, 11354, 13610, 16220, 19054, 22708, 27220, 28385, 38108, 47635, 56770, 95270, 113540, 190540, 1103771, 2207542, 4415084, 5518855, 7726397, 11037710, 15452794, 22075420, 30905588, 38631985, 77263970, 154527940]

約数ペア:

[(1, 154527940), (2, 77263970), (4, 38631985), (5, 30905588), (7, 22075420), (10, 15452794), (14, 11037710), (20, 7726397), (28, 5518855), (35, 4415084), (70, 2207542), (140, 1103771), (811, 190540), (1361, 113540), (1622, 95270), (2722, 56770), (3244, 47635), (4055, 38108), (5444, 28385), (5677, 27220), (6805, 22708), (8110, 19054), (9527, 16220), (11354, 13610)]