67784920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2221}}^1$

素因数の和:2348

約数の個数: 64

約数和(自身を含む): 175982400

約数和(自身を除く): 108197480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 2180, 2221, 3052, 3815, 4360, 4442, 6104, 7630, 8884, 11105, 15260, 15547, 17768, 22210, 30520, 31094, 44420, 62188, 77735, 88840, 124376, 155470, 242089, 310940, 484178, 621880, 968356, 1210445, 1694623, 1936712, 2420890, 3389246, 4841780, 6778492, 8473115, 9683560, 13556984, 16946230, 33892460, 67784920]

約数ペア:

[(1, 67784920), (2, 33892460), (4, 16946230), (5, 13556984), (7, 9683560), (8, 8473115), (10, 6778492), (14, 4841780), (20, 3389246), (28, 2420890), (35, 1936712), (40, 1694623), (56, 1210445), (70, 968356), (109, 621880), (140, 484178), (218, 310940), (280, 242089), (436, 155470), (545, 124376), (763, 88840), (872, 77735), (1090, 62188), (1526, 44420), (2180, 31094), (2221, 30520), (3052, 22210), (3815, 17768), (4360, 15547), (4442, 15260), (6104, 11105), (7630, 8884)]