55243980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{27901}}^1$

素因数の和:27927

約数の個数: 72

約数和(自身を含む): 182813904

約数和(自身を除く): 127569924

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, 27901, 55802, 83703, 111604, 139505, 167406, 251109, 279010, 306911, 334812, 418515, 502218, 558020, 613822, 837030, 920733, 1004436, 1227644, 1255545, 1534555, 1674060, 1841466, 2511090, 2762199, 3069110, 3682932, 4603665, 5022180, 5524398, 6138220, 9207330, 11048796, 13810995, 18414660, 27621990, 55243980]

約数ペア:

[(1, 55243980), (2, 27621990), (3, 18414660), (4, 13810995), (5, 11048796), (6, 9207330), (9, 6138220), (10, 5524398), (11, 5022180), (12, 4603665), (15, 3682932), (18, 3069110), (20, 2762199), (22, 2511090), (30, 1841466), (33, 1674060), (36, 1534555), (44, 1255545), (45, 1227644), (55, 1004436), (60, 920733), (66, 837030), (90, 613822), (99, 558020), (110, 502218), (132, 418515), (165, 334812), (180, 306911), (198, 279010), (220, 251109), (330, 167406), (396, 139505), (495, 111604), (660, 83703), (990, 55802), (1980, 27901)]