121271080

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{8839}}^1$

素因数の和:8871

約数の個数: 64

約数和(自身を含む): 318240000

約数和(自身を除く): 196968920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 8839, 13720, 17678, 35356, 44195, 61873, 70712, 88390, 123746, 176780, 247492, 309365, 353560, 433111, 494984, 618730, 866222, 1237460, 1732444, 2165555, 2474920, 3031777, 3464888, 4331110, 6063554, 8662220, 12127108, 15158885, 17324440, 24254216, 30317770, 60635540, 121271080]

約数ペア:

[(1, 121271080), (2, 60635540), (4, 30317770), (5, 24254216), (7, 17324440), (8, 15158885), (10, 12127108), (14, 8662220), (20, 6063554), (28, 4331110), (35, 3464888), (40, 3031777), (49, 2474920), (56, 2165555), (70, 1732444), (98, 1237460), (140, 866222), (196, 618730), (245, 494984), (280, 433111), (343, 353560), (392, 309365), (490, 247492), (686, 176780), (980, 123746), (1372, 88390), (1715, 70712), (1960, 61873), (2744, 44195), (3430, 35356), (6860, 17678), (8839, 13720)]