70567840

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{9001}}^1$

素因数の和:9030

約数の個数: 72

約数和(自身を含む): 193957092

約数和(自身を除く): 123389252

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 9001, 18002, 36004, 45005, 63007, 72008, 90010, 126014, 144016, 180020, 252028, 288032, 315035, 360040, 441049, 504056, 630070, 720080, 882098, 1008112, 1260140, 1440160, 1764196, 2016224, 2205245, 2520280, 3528392, 4410490, 5040560, 7056784, 8820980, 10081120, 14113568, 17641960, 35283920, 70567840]

約数ペア:

[(1, 70567840), (2, 35283920), (4, 17641960), (5, 14113568), (7, 10081120), (8, 8820980), (10, 7056784), (14, 5040560), (16, 4410490), (20, 3528392), (28, 2520280), (32, 2205245), (35, 2016224), (40, 1764196), (49, 1440160), (56, 1260140), (70, 1008112), (80, 882098), (98, 720080), (112, 630070), (140, 504056), (160, 441049), (196, 360040), (224, 315035), (245, 288032), (280, 252028), (392, 180020), (490, 144016), (560, 126014), (784, 90010), (980, 72008), (1120, 63007), (1568, 45005), (1960, 36004), (3920, 18002), (7840, 9001)]