69924420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{479}}^1\times {\mathrm{811}}^1$

素因数の和:1305

約数の個数: 72

約数和(自身を含む): 212808960

約数和(自身を除く): 142884540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 479, 811, 958, 1437, 1622, 1916, 2395, 2433, 2874, 3244, 4055, 4311, 4790, 4866, 5748, 7185, 7299, 8110, 8622, 9580, 9732, 12165, 14370, 14598, 16220, 17244, 21555, 24330, 28740, 29196, 36495, 43110, 48660, 72990, 86220, 145980, 388469, 776938, 1165407, 1553876, 1942345, 2330814, 3496221, 3884690, 4661628, 5827035, 6992442, 7769380, 11654070, 13984884, 17481105, 23308140, 34962210, 69924420]

約数ペア:

[(1, 69924420), (2, 34962210), (3, 23308140), (4, 17481105), (5, 13984884), (6, 11654070), (9, 7769380), (10, 6992442), (12, 5827035), (15, 4661628), (18, 3884690), (20, 3496221), (30, 2330814), (36, 1942345), (45, 1553876), (60, 1165407), (90, 776938), (180, 388469), (479, 145980), (811, 86220), (958, 72990), (1437, 48660), (1622, 43110), (1916, 36495), (2395, 29196), (2433, 28740), (2874, 24330), (3244, 21555), (4055, 17244), (4311, 16220), (4790, 14598), (4866, 14370), (5748, 12165), (7185, 9732), (7299, 9580), (8110, 8622)]