84860820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42859}}^1$

素因数の和:42885

約数の個数: 72

約数和(自身を含む): 280818720

約数和(自身を除く): 195957900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 42859, 85718, 128577, 171436, 214295, 257154, 385731, 428590, 471449, 514308, 642885, 771462, 857180, 942898, 1285770, 1414347, 1542924, 1885796, 1928655, 2357245, 2571540, 2828694, 3857310, 4243041, 4714490, 5657388, 7071735, 7714620, 8486082, 9428980, 14143470, 16972164, 21215205, 28286940, 42430410, 84860820]

約数ペア:

[(1, 84860820), (2, 42430410), (3, 28286940), (4, 21215205), (5, 16972164), (6, 14143470), (9, 9428980), (10, 8486082), (11, 7714620), (12, 7071735), (15, 5657388), (18, 4714490), (20, 4243041), (22, 3857310), (30, 2828694), (33, 2571540), (36, 2357245), (44, 1928655), (45, 1885796), (55, 1542924), (60, 1414347), (66, 1285770), (90, 942898), (99, 857180), (110, 771462), (132, 642885), (165, 514308), (180, 471449), (198, 428590), (220, 385731), (330, 257154), (396, 214295), (495, 171436), (660, 128577), (990, 85718), (1980, 42859)]