219080785

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{179}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 352779840

約数和(自身を除く): 133699055

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 121, 179, 187, 289, 385, 595, 605, 847, 895, 935, 1253, 1309, 1445, 1969, 2023, 2057, 3043, 3179, 4235, 6265, 6545, 9845, 10115, 10285, 13783, 14399, 15215, 15895, 21301, 21659, 22253, 33473, 34969, 51731, 68915, 71995, 106505, 108295, 111265, 151613, 167365, 174845, 234311, 244783, 258655, 362117, 368203, 569041, 758065, 1171555, 1223915, 1810585, 1841015, 2577421, 2845205, 3983287, 6259451, 12887105, 19916435, 31297255, 43816157, 219080785]

約数ペア:

[(1, 219080785), (5, 43816157), (7, 31297255), (11, 19916435), (17, 12887105), (35, 6259451), (55, 3983287), (77, 2845205), (85, 2577421), (119, 1841015), (121, 1810585), (179, 1223915), (187, 1171555), (289, 758065), (385, 569041), (595, 368203), (605, 362117), (847, 258655), (895, 244783), (935, 234311), (1253, 174845), (1309, 167365), (1445, 151613), (1969, 111265), (2023, 108295), (2057, 106505), (3043, 71995), (3179, 68915), (4235, 51731), (6265, 34969), (6545, 33473), (9845, 22253), (10115, 21659), (10285, 21301), (13783, 15895), (14399, 15215)]