215061770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{25391}}^1$

素因数の和:25427

約数の個数: 48

約数和(自身を含む): 486307584

約数和(自身を除く): 271245814

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 25391, 50782, 126955, 177737, 253910, 279301, 355474, 558602, 888685, 1396505, 1777370, 1955107, 2793010, 3072311, 3910214, 6144622, 9775535, 15361555, 19551070, 21506177, 30723110, 43012354, 107530885, 215061770]

約数ペア:

[(1, 215061770), (2, 107530885), (5, 43012354), (7, 30723110), (10, 21506177), (11, 19551070), (14, 15361555), (22, 9775535), (35, 6144622), (55, 3910214), (70, 3072311), (77, 2793010), (110, 1955107), (121, 1777370), (154, 1396505), (242, 888685), (385, 558602), (605, 355474), (770, 279301), (847, 253910), (1210, 177737), (1694, 126955), (4235, 50782), (8470, 25391)]