81993270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{3329}}^1$

素因数の和:4160

約数の個数: 32

約数和(自身を含む): 197082720

約数和(自身を除く): 115089450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 821, 1642, 2463, 3329, 4105, 4926, 6658, 8210, 9987, 12315, 16645, 19974, 24630, 33290, 49935, 99870, 2733109, 5466218, 8199327, 13665545, 16398654, 27331090, 40996635, 81993270]

約数ペア:

[(1, 81993270), (2, 40996635), (3, 27331090), (5, 16398654), (6, 13665545), (10, 8199327), (15, 5466218), (30, 2733109), (821, 99870), (1642, 49935), (2463, 33290), (3329, 24630), (4105, 19974), (4926, 16645), (6658, 12315), (8210, 9987)]