204448290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{1289}}^1$

素因数の和:1627

約数の個数: 64

約数和(自身を含む): 521614080

約数和(自身を除く): 317165790

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 311, 510, 622, 933, 1289, 1555, 1866, 2578, 3110, 3867, 4665, 5287, 6445, 7734, 9330, 10574, 12890, 15861, 19335, 21913, 26435, 31722, 38670, 43826, 52870, 65739, 79305, 109565, 131478, 158610, 219130, 328695, 400879, 657390, 801758, 1202637, 2004395, 2405274, 4008790, 6013185, 6814943, 12026370, 13629886, 20444829, 34074715, 40889658, 68149430, 102224145, 204448290]

約数ペア:

[(1, 204448290), (2, 102224145), (3, 68149430), (5, 40889658), (6, 34074715), (10, 20444829), (15, 13629886), (17, 12026370), (30, 6814943), (34, 6013185), (51, 4008790), (85, 2405274), (102, 2004395), (170, 1202637), (255, 801758), (311, 657390), (510, 400879), (622, 328695), (933, 219130), (1289, 158610), (1555, 131478), (1866, 109565), (2578, 79305), (3110, 65739), (3867, 52870), (4665, 43826), (5287, 38670), (6445, 31722), (7734, 26435), (9330, 21913), (10574, 19335), (12890, 15861)]