338187780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{268403}}^1$

素因数の和:268425

約数の個数: 72

約数和(自身を含む): 1172388672

約数和(自身を除く): 834200892

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 268403, 536806, 805209, 1073612, 1342015, 1610418, 1878821, 2415627, 2684030, 3220836, 3757642, 4026045, 4831254, 5368060, 5636463, 7515284, 8052090, 9394105, 9662508, 11272926, 12078135, 16104180, 16909389, 18788210, 22545852, 24156270, 28182315, 33818778, 37576420, 48312540, 56364630, 67637556, 84546945, 112729260, 169093890, 338187780]

約数ペア:

[(1, 338187780), (2, 169093890), (3, 112729260), (4, 84546945), (5, 67637556), (6, 56364630), (7, 48312540), (9, 37576420), (10, 33818778), (12, 28182315), (14, 24156270), (15, 22545852), (18, 18788210), (20, 16909389), (21, 16104180), (28, 12078135), (30, 11272926), (35, 9662508), (36, 9394105), (42, 8052090), (45, 7515284), (60, 5636463), (63, 5368060), (70, 4831254), (84, 4026045), (90, 3757642), (105, 3220836), (126, 2684030), (140, 2415627), (180, 1878821), (210, 1610418), (252, 1342015), (315, 1073612), (420, 805209), (630, 536806), (1260, 268403)]