31858290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{739}}^1$

素因数の和:1231

約数の個数: 48

約数和(自身を含む): 83116800

約数和(自身を除く): 51258510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 479, 739, 958, 1437, 1478, 2217, 2395, 2874, 3695, 4311, 4434, 4790, 6651, 7185, 7390, 8622, 11085, 13302, 14370, 21555, 22170, 33255, 43110, 66510, 353981, 707962, 1061943, 1769905, 2123886, 3185829, 3539810, 5309715, 6371658, 10619430, 15929145, 31858290]

約数ペア:

[(1, 31858290), (2, 15929145), (3, 10619430), (5, 6371658), (6, 5309715), (9, 3539810), (10, 3185829), (15, 2123886), (18, 1769905), (30, 1061943), (45, 707962), (90, 353981), (479, 66510), (739, 43110), (958, 33255), (1437, 22170), (1478, 21555), (2217, 14370), (2395, 13302), (2874, 11085), (3695, 8622), (4311, 7390), (4434, 7185), (4790, 6651)]