144963560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{73961}}^1$

素因数の和:73986

約数の個数: 48

約数和(自身を含む): 379425060

約数和(自身を除く): 234461500

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 73961, 147922, 295844, 369805, 517727, 591688, 739610, 1035454, 1479220, 2070908, 2588635, 2958440, 3624089, 4141816, 5177270, 7248178, 10354540, 14496356, 18120445, 20709080, 28992712, 36240890, 72481780, 144963560]

約数ペア:

[(1, 144963560), (2, 72481780), (4, 36240890), (5, 28992712), (7, 20709080), (8, 18120445), (10, 14496356), (14, 10354540), (20, 7248178), (28, 5177270), (35, 4141816), (40, 3624089), (49, 2958440), (56, 2588635), (70, 2070908), (98, 1479220), (140, 1035454), (196, 739610), (245, 591688), (280, 517727), (392, 369805), (490, 295844), (980, 147922), (1960, 73961)]