142727680

素因数分解:

$2^9\times 5^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:589

約数の個数: 80

約数和(自身を含む): 345692160

約数和(自身を除く): 202964480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 439, 508, 512, 635, 640, 878, 1016, 1270, 1280, 1756, 2032, 2195, 2540, 2560, 3512, 4064, 4390, 5080, 7024, 8128, 8780, 10160, 14048, 16256, 17560, 20320, 28096, 32512, 35120, 40640, 55753, 56192, 65024, 70240, 81280, 111506, 112384, 140480, 162560, 223012, 224768, 278765, 280960, 325120, 446024, 557530, 561920, 892048, 1115060, 1123840, 1784096, 2230120, 3568192, 4460240, 7136384, 8920480, 14272768, 17840960, 28545536, 35681920, 71363840, 142727680]

約数ペア:

[(1, 142727680), (2, 71363840), (4, 35681920), (5, 28545536), (8, 17840960), (10, 14272768), (16, 8920480), (20, 7136384), (32, 4460240), (40, 3568192), (64, 2230120), (80, 1784096), (127, 1123840), (128, 1115060), (160, 892048), (254, 561920), (256, 557530), (320, 446024), (439, 325120), (508, 280960), (512, 278765), (635, 224768), (640, 223012), (878, 162560), (1016, 140480), (1270, 112384), (1280, 111506), (1756, 81280), (2032, 70240), (2195, 65024), (2540, 56192), (2560, 55753), (3512, 40640), (4064, 35120), (4390, 32512), (5080, 28096), (7024, 20320), (8128, 17560), (8780, 16256), (10160, 14048)]