123228180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12917}}^1$

素因数の和:12985

約数の個数: 72

約数和(自身を含む): 380874312

約数和(自身を除く): 257646132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 12917, 25834, 38751, 51668, 64585, 77502, 116253, 129170, 155004, 193755, 232506, 258340, 387510, 465012, 581265, 684601, 775020, 1162530, 1369202, 2053803, 2325060, 2738404, 3423005, 4107606, 6161409, 6846010, 8215212, 10269015, 12322818, 13692020, 20538030, 24645636, 30807045, 41076060, 61614090, 123228180]

約数ペア:

[(1, 123228180), (2, 61614090), (3, 41076060), (4, 30807045), (5, 24645636), (6, 20538030), (9, 13692020), (10, 12322818), (12, 10269015), (15, 8215212), (18, 6846010), (20, 6161409), (30, 4107606), (36, 3423005), (45, 2738404), (53, 2325060), (60, 2053803), (90, 1369202), (106, 1162530), (159, 775020), (180, 684601), (212, 581265), (265, 465012), (318, 387510), (477, 258340), (530, 232506), (636, 193755), (795, 155004), (954, 129170), (1060, 116253), (1590, 77502), (1908, 64585), (2385, 51668), (3180, 38751), (4770, 25834), (9540, 12917)]