189968831140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{1105627}}^1$

素因数の和:1105729

約数の個数: 72

約数和(自身を含む): 444674736576

約数和(自身を除く): 254705905436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 121, 142, 220, 242, 284, 355, 484, 605, 710, 781, 1210, 1420, 1562, 2420, 3124, 3905, 7810, 8591, 15620, 17182, 34364, 42955, 85910, 171820, 1105627, 2211254, 4422508, 5528135, 11056270, 12161897, 22112540, 24323794, 48647588, 60809485, 78499517, 121618970, 133780867, 156999034, 243237940, 267561734, 313998068, 392497585, 535123468, 668904335, 784995170, 863494687, 1337808670, 1569990340, 1726989374, 2675617340, 3453978748, 4317473435, 8634946870, 9498441557, 17269893740, 18996883114, 37993766228, 47492207785, 94984415570, 189968831140]

約数ペア:

[(1, 189968831140), (2, 94984415570), (4, 47492207785), (5, 37993766228), (10, 18996883114), (11, 17269893740), (20, 9498441557), (22, 8634946870), (44, 4317473435), (55, 3453978748), (71, 2675617340), (110, 1726989374), (121, 1569990340), (142, 1337808670), (220, 863494687), (242, 784995170), (284, 668904335), (355, 535123468), (484, 392497585), (605, 313998068), (710, 267561734), (781, 243237940), (1210, 156999034), (1420, 133780867), (1562, 121618970), (2420, 78499517), (3124, 60809485), (3905, 48647588), (7810, 24323794), (8591, 22112540), (15620, 12161897), (17182, 11056270), (34364, 5528135), (42955, 4422508), (85910, 2211254), (171820, 1105627)]