51161640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{691}}^1$

素因数の和:1322

約数の個数: 64

約数和(自身を含む): 153956160

約数和(自身を除く): 102794520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 617, 691, 1234, 1382, 1851, 2073, 2468, 2764, 3085, 3455, 3702, 4146, 4936, 5528, 6170, 6910, 7404, 8292, 9255, 10365, 12340, 13820, 14808, 16584, 18510, 20730, 24680, 27640, 37020, 41460, 74040, 82920, 426347, 852694, 1279041, 1705388, 2131735, 2558082, 3410776, 4263470, 5116164, 6395205, 8526940, 10232328, 12790410, 17053880, 25580820, 51161640]

約数ペア:

[(1, 51161640), (2, 25580820), (3, 17053880), (4, 12790410), (5, 10232328), (6, 8526940), (8, 6395205), (10, 5116164), (12, 4263470), (15, 3410776), (20, 2558082), (24, 2131735), (30, 1705388), (40, 1279041), (60, 852694), (120, 426347), (617, 82920), (691, 74040), (1234, 41460), (1382, 37020), (1851, 27640), (2073, 24680), (2468, 20730), (2764, 18510), (3085, 16584), (3455, 14808), (3702, 13820), (4146, 12340), (4936, 10365), (5528, 9255), (6170, 8292), (6910, 7404)]