74979990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1823}}^1$

素因数の和:2293

約数の個数: 48

約数和(自身を含む): 195481728

約数和(自身を除く): 120501738

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 457, 914, 1371, 1823, 2285, 2742, 3646, 4113, 4570, 5469, 6855, 8226, 9115, 10938, 13710, 16407, 18230, 20565, 27345, 32814, 41130, 54690, 82035, 164070, 833111, 1666222, 2499333, 4165555, 4998666, 7497999, 8331110, 12496665, 14995998, 24993330, 37489995, 74979990]

約数ペア:

[(1, 74979990), (2, 37489995), (3, 24993330), (5, 14995998), (6, 12496665), (9, 8331110), (10, 7497999), (15, 4998666), (18, 4165555), (30, 2499333), (45, 1666222), (90, 833111), (457, 164070), (914, 82035), (1371, 54690), (1823, 41130), (2285, 32814), (2742, 27345), (3646, 20565), (4113, 18230), (4570, 16407), (5469, 13710), (6855, 10938), (8226, 9115)]