68847165

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 135907200

約数和(自身を除く): 67060035

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 45, 57, 69, 81, 95, 115, 135, 171, 207, 285, 345, 389, 405, 437, 513, 621, 855, 1035, 1167, 1311, 1539, 1863, 1945, 2185, 2565, 3105, 3501, 3933, 5835, 6555, 7391, 7695, 8947, 9315, 10503, 11799, 17505, 19665, 22173, 26841, 31509, 35397, 36955, 44735, 52515, 58995, 66519, 80523, 110865, 134205, 157545, 169993, 176985, 199557, 241569, 332595, 402615, 509979, 598671, 724707, 849965, 997785, 1207845, 1529937, 2549895, 2993355, 3623535, 4589811, 7649685, 13769433, 22949055, 68847165]

約数ペア:

[(1, 68847165), (3, 22949055), (5, 13769433), (9, 7649685), (15, 4589811), (19, 3623535), (23, 2993355), (27, 2549895), (45, 1529937), (57, 1207845), (69, 997785), (81, 849965), (95, 724707), (115, 598671), (135, 509979), (171, 402615), (207, 332595), (285, 241569), (345, 199557), (389, 176985), (405, 169993), (437, 157545), (513, 134205), (621, 110865), (855, 80523), (1035, 66519), (1167, 58995), (1311, 52515), (1539, 44735), (1863, 36955), (1945, 35397), (2185, 31509), (2565, 26841), (3105, 22173), (3501, 19665), (3933, 17505), (5835, 11799), (6555, 10503), (7391, 9315), (7695, 8947)]