78940020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{4649}}^1$

素因数の和:4944

約数の個数: 48

約数和(自身を含む): 221860800

約数和(自身を除く): 142920780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 283, 566, 849, 1132, 1415, 1698, 2830, 3396, 4245, 4649, 5660, 8490, 9298, 13947, 16980, 18596, 23245, 27894, 46490, 55788, 69735, 92980, 139470, 278940, 1315667, 2631334, 3947001, 5262668, 6578335, 7894002, 13156670, 15788004, 19735005, 26313340, 39470010, 78940020]

約数ペア:

[(1, 78940020), (2, 39470010), (3, 26313340), (4, 19735005), (5, 15788004), (6, 13156670), (10, 7894002), (12, 6578335), (15, 5262668), (20, 3947001), (30, 2631334), (60, 1315667), (283, 278940), (566, 139470), (849, 92980), (1132, 69735), (1415, 55788), (1698, 46490), (2830, 27894), (3396, 23245), (4245, 18596), (4649, 16980), (5660, 13947), (8490, 9298)]