140585480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8231}}^1$

素因数の和:8310

約数の個数: 64

約数和(自身を含む): 367476480

約数和(自身を除く): 226891000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 8231, 8540, 16462, 17080, 32924, 41155, 57617, 65848, 82310, 115234, 164620, 230468, 288085, 329240, 460936, 502091, 576170, 1004182, 1152340, 2008364, 2304680, 2510455, 3514637, 4016728, 5020910, 7029274, 10041820, 14058548, 17573185, 20083640, 28117096, 35146370, 70292740, 140585480]

約数ペア:

[(1, 140585480), (2, 70292740), (4, 35146370), (5, 28117096), (7, 20083640), (8, 17573185), (10, 14058548), (14, 10041820), (20, 7029274), (28, 5020910), (35, 4016728), (40, 3514637), (56, 2510455), (61, 2304680), (70, 2008364), (122, 1152340), (140, 1004182), (244, 576170), (280, 502091), (305, 460936), (427, 329240), (488, 288085), (610, 230468), (854, 164620), (1220, 115234), (1708, 82310), (2135, 65848), (2440, 57617), (3416, 41155), (4270, 32924), (8231, 17080), (8540, 16462)]