278889372

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{135911}}^1$

素因数の和:135943

約数の個数: 48

約数和(自身を含む): 761107200

約数和(自身を除く): 482217828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 135911, 271822, 407733, 543644, 815466, 1223199, 1630932, 2446398, 2582309, 3669597, 4892796, 5164618, 7339194, 7746927, 10329236, 14678388, 15493854, 23240781, 30987708, 46481562, 69722343, 92963124, 139444686, 278889372]

約数ペア:

[(1, 278889372), (2, 139444686), (3, 92963124), (4, 69722343), (6, 46481562), (9, 30987708), (12, 23240781), (18, 15493854), (19, 14678388), (27, 10329236), (36, 7746927), (38, 7339194), (54, 5164618), (57, 4892796), (76, 3669597), (108, 2582309), (114, 2446398), (171, 1630932), (228, 1223199), (342, 815466), (513, 543644), (684, 407733), (1026, 271822), (2052, 135911)]