84943980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42901}}^1$

素因数の和:42927

約数の個数: 72

約数和(自身を含む): 281093904

約数和(自身を除く): 196149924

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, 42901, 85802, 128703, 171604, 214505, 257406, 386109, 429010, 471911, 514812, 643515, 772218, 858020, 943822, 1287030, 1415733, 1544436, 1887644, 1930545, 2359555, 2574060, 2831466, 3861090, 4247199, 4719110, 5662932, 7078665, 7722180, 8494398, 9438220, 14157330, 16988796, 21235995, 28314660, 42471990, 84943980]

約数ペア:

[(1, 84943980), (2, 42471990), (3, 28314660), (4, 21235995), (5, 16988796), (6, 14157330), (9, 9438220), (10, 8494398), (11, 7722180), (12, 7078665), (15, 5662932), (18, 4719110), (20, 4247199), (22, 3861090), (30, 2831466), (33, 2574060), (36, 2359555), (44, 1930545), (45, 1887644), (55, 1544436), (60, 1415733), (66, 1287030), (90, 943822), (99, 858020), (110, 772218), (132, 643515), (165, 514812), (180, 471911), (198, 429010), (220, 386109), (330, 257406), (396, 214505), (495, 171604), (660, 128703), (990, 85802), (1980, 42901)]