121137940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{7151}}^1$

素因数の和:7189

約数の個数: 72

約数和(自身を含む): 319608576

約数和(自身を除く): 198470636

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 7151, 8470, 14302, 16940, 28604, 35755, 50057, 71510, 78661, 100114, 143020, 157322, 200228, 250285, 314644, 393305, 500570, 550627, 786610, 865271, 1001140, 1101254, 1573220, 1730542, 2202508, 2753135, 3461084, 4326355, 5506270, 6056897, 8652710, 11012540, 12113794, 17305420, 24227588, 30284485, 60568970, 121137940]

約数ペア:

[(1, 121137940), (2, 60568970), (4, 30284485), (5, 24227588), (7, 17305420), (10, 12113794), (11, 11012540), (14, 8652710), (20, 6056897), (22, 5506270), (28, 4326355), (35, 3461084), (44, 2753135), (55, 2202508), (70, 1730542), (77, 1573220), (110, 1101254), (121, 1001140), (140, 865271), (154, 786610), (220, 550627), (242, 500570), (308, 393305), (385, 314644), (484, 250285), (605, 200228), (770, 157322), (847, 143020), (1210, 100114), (1540, 78661), (1694, 71510), (2420, 50057), (3388, 35755), (4235, 28604), (7151, 16940), (8470, 14302)]