138311580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{209563}}^1$

素因数の和:209586

約数の個数: 48

約数和(自身を含む): 422481024

約数和(自身を除く): 284169444

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 209563, 419126, 628689, 838252, 1047815, 1257378, 2095630, 2305193, 2514756, 3143445, 4191260, 4610386, 6286890, 6915579, 9220772, 11525965, 12573780, 13831158, 23051930, 27662316, 34577895, 46103860, 69155790, 138311580]

約数ペア:

[(1, 138311580), (2, 69155790), (3, 46103860), (4, 34577895), (5, 27662316), (6, 23051930), (10, 13831158), (11, 12573780), (12, 11525965), (15, 9220772), (20, 6915579), (22, 6286890), (30, 4610386), (33, 4191260), (44, 3143445), (55, 2514756), (60, 2305193), (66, 2095630), (110, 1257378), (132, 1047815), (165, 838252), (220, 628689), (330, 419126), (660, 209563)]