128222710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23789}}^1$

素因数の和:23821

約数の個数: 48

約数和(自身を含む): 292902480

約数和(自身を除く): 164679770

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 23789, 47578, 118945, 166523, 237890, 261679, 333046, 523358, 832615, 1165661, 1308395, 1665230, 1831753, 2331322, 2616790, 3663506, 5828305, 9158765, 11656610, 12822271, 18317530, 25644542, 64111355, 128222710]

約数ペア:

[(1, 128222710), (2, 64111355), (5, 25644542), (7, 18317530), (10, 12822271), (11, 11656610), (14, 9158765), (22, 5828305), (35, 3663506), (49, 2616790), (55, 2331322), (70, 1831753), (77, 1665230), (98, 1308395), (110, 1165661), (154, 832615), (245, 523358), (385, 333046), (490, 261679), (539, 237890), (770, 166523), (1078, 118945), (2695, 47578), (5390, 23789)]