78633660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{187223}}^1$

素因数の和:187242

約数の個数: 48

約数和(自身を含む): 251629056

約数和(自身を除く): 172995396

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, 187223, 374446, 561669, 748892, 936115, 1123338, 1310561, 1872230, 2246676, 2621122, 2808345, 3744460, 3931683, 5242244, 5616690, 6552805, 7863366, 11233380, 13105610, 15726732, 19658415, 26211220, 39316830, 78633660]

約数ペア:

[(1, 78633660), (2, 39316830), (3, 26211220), (4, 19658415), (5, 15726732), (6, 13105610), (7, 11233380), (10, 7863366), (12, 6552805), (14, 5616690), (15, 5242244), (20, 3931683), (21, 3744460), (28, 2808345), (30, 2621122), (35, 2246676), (42, 1872230), (60, 1310561), (70, 1123338), (84, 936115), (105, 748892), (140, 561669), (210, 374446), (420, 187223)]