240642786

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{1297}}^1$

素因数の和:1443

約数の個数: 48

約数和(自身を含む): 516437856

約数和(自身を除く): 275795070

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 107, 214, 289, 321, 578, 642, 867, 1297, 1734, 1819, 2594, 3638, 3891, 5457, 7782, 10914, 22049, 30923, 44098, 61846, 66147, 92769, 132294, 138779, 185538, 277558, 374833, 416337, 749666, 832674, 1124499, 2248998, 2359243, 4718486, 7077729, 14155458, 40107131, 80214262, 120321393, 240642786]

約数ペア:

[(1, 240642786), (2, 120321393), (3, 80214262), (6, 40107131), (17, 14155458), (34, 7077729), (51, 4718486), (102, 2359243), (107, 2248998), (214, 1124499), (289, 832674), (321, 749666), (578, 416337), (642, 374833), (867, 277558), (1297, 185538), (1734, 138779), (1819, 132294), (2594, 92769), (3638, 66147), (3891, 61846), (5457, 44098), (7782, 30923), (10914, 22049)]