122487780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28753}}^1$

素因数の和:28836

約数の個数: 48

約数和(自身を含む): 347808384

約数和(自身を除く): 225320604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 28753, 57506, 86259, 115012, 143765, 172518, 287530, 345036, 431295, 575060, 862590, 1725180, 2041463, 4082926, 6124389, 8165852, 10207315, 12248778, 20414630, 24497556, 30621945, 40829260, 61243890, 122487780]

約数ペア:

[(1, 122487780), (2, 61243890), (3, 40829260), (4, 30621945), (5, 24497556), (6, 20414630), (10, 12248778), (12, 10207315), (15, 8165852), (20, 6124389), (30, 4082926), (60, 2041463), (71, 1725180), (142, 862590), (213, 575060), (284, 431295), (355, 345036), (426, 287530), (710, 172518), (852, 143765), (1065, 115012), (1420, 86259), (2130, 57506), (4260, 28753)]