68070780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{42019}}^1$

素因数の和:42040

約数の個数: 60

約数和(自身を含む): 213545640

約数和(自身を除く): 145474860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 42019, 84038, 126057, 168076, 210095, 252114, 378171, 420190, 504228, 630285, 756342, 840380, 1134513, 1260570, 1512684, 1890855, 2269026, 2521140, 3403539, 3781710, 4538052, 5672565, 6807078, 7563420, 11345130, 13614156, 17017695, 22690260, 34035390, 68070780]

約数ペア:

[(1, 68070780), (2, 34035390), (3, 22690260), (4, 17017695), (5, 13614156), (6, 11345130), (9, 7563420), (10, 6807078), (12, 5672565), (15, 4538052), (18, 3781710), (20, 3403539), (27, 2521140), (30, 2269026), (36, 1890855), (45, 1512684), (54, 1260570), (60, 1134513), (81, 840380), (90, 756342), (108, 630285), (135, 504228), (162, 420190), (180, 378171), (270, 252114), (324, 210095), (405, 168076), (540, 126057), (810, 84038), (1620, 42019)]