198404820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1102249}}^1$

素因数の和:1102264

約数の個数: 36

約数和(自身を含む): 601828500

約数和(自身を除く): 403423680

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1102249, 2204498, 3306747, 4408996, 5511245, 6613494, 9920241, 11022490, 13226988, 16533735, 19840482, 22044980, 33067470, 39680964, 49601205, 66134940, 99202410, 198404820]

約数ペア:

[(1, 198404820), (2, 99202410), (3, 66134940), (4, 49601205), (5, 39680964), (6, 33067470), (9, 22044980), (10, 19840482), (12, 16533735), (15, 13226988), (18, 11022490), (20, 9920241), (30, 6613494), (36, 5511245), (45, 4408996), (60, 3306747), (90, 2204498), (180, 1102249)]