217304820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1207249}}^1$

素因数の和:1207264

約数の個数: 36

約数和(自身を含む): 659158500

約数和(自身を除く): 441853680

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1207249, 2414498, 3621747, 4828996, 6036245, 7243494, 10865241, 12072490, 14486988, 18108735, 21730482, 24144980, 36217470, 43460964, 54326205, 72434940, 108652410, 217304820]

約数ペア:

[(1, 217304820), (2, 108652410), (3, 72434940), (4, 54326205), (5, 43460964), (6, 36217470), (9, 24144980), (10, 21730482), (12, 18108735), (15, 14486988), (18, 12072490), (20, 10865241), (30, 7243494), (36, 6036245), (45, 4828996), (60, 3621747), (90, 2414498), (180, 1207249)]