138130860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{328883}}^1$

素因数の和:328902

約数の個数: 48

約数和(自身を含む): 442020096

約数和(自身を除く): 303889236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 328883, 657766, 986649, 1315532, 1644415, 1973298, 2302181, 3288830, 3946596, 4604362, 4933245, 6577660, 6906543, 9208724, 9866490, 11510905, 13813086, 19732980, 23021810, 27626172, 34532715, 46043620, 69065430, 138130860]

約数ペア:

[(1, 138130860), (2, 69065430), (3, 46043620), (4, 34532715), (5, 27626172), (6, 23021810), (7, 19732980), (10, 13813086), (12, 11510905), (14, 9866490), (15, 9208724), (20, 6906543), (21, 6577660), (28, 4933245), (30, 4604362), (35, 3946596), (42, 3288830), (60, 2302181), (70, 1973298), (84, 1644415), (105, 1315532), (140, 986649), (210, 657766), (420, 328883)]