156860240

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15439}}^1$

素因数の和:15579

約数の個数: 40

約数和(自身を含む): 367595520

約数和(自身を除く): 210735280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 15439, 30878, 61756, 77195, 123512, 154390, 247024, 308780, 617560, 1235120, 1960753, 3921506, 7843012, 9803765, 15686024, 19607530, 31372048, 39215060, 78430120, 156860240]

約数ペア:

[(1, 156860240), (2, 78430120), (4, 39215060), (5, 31372048), (8, 19607530), (10, 15686024), (16, 9803765), (20, 7843012), (40, 3921506), (80, 1960753), (127, 1235120), (254, 617560), (508, 308780), (635, 247024), (1016, 154390), (1270, 123512), (2032, 77195), (2540, 61756), (5080, 30878), (10160, 15439)]