220770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 628992

約数和(自身を除く): 408222

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 223, 330, 446, 495, 669, 990, 1115, 1338, 2007, 2230, 2453, 3345, 4014, 4906, 6690, 7359, 10035, 12265, 14718, 20070, 22077, 24530, 36795, 44154, 73590, 110385, 220770]

約数ペア:

[(1, 220770), (2, 110385), (3, 73590), (5, 44154), (6, 36795), (9, 24530), (10, 22077), (11, 20070), (15, 14718), (18, 12265), (22, 10035), (30, 7359), (33, 6690), (45, 4906), (55, 4014), (66, 3345), (90, 2453), (99, 2230), (110, 2007), (165, 1338), (198, 1115), (223, 990), (330, 669), (446, 495)]