315033740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{3121}}^1$

素因数の和:3247

約数の個数: 72

約数和(自身を含む): 777303072

約数和(自身を除く): 462269332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 103, 140, 196, 206, 245, 412, 490, 515, 721, 980, 1030, 1442, 2060, 2884, 3121, 3605, 5047, 6242, 7210, 10094, 12484, 14420, 15605, 20188, 21847, 25235, 31210, 43694, 50470, 62420, 87388, 100940, 109235, 152929, 218470, 305858, 321463, 436940, 611716, 642926, 764645, 1285852, 1529290, 1607315, 2250241, 3058580, 3214630, 4500482, 6429260, 9000964, 11251205, 15751687, 22502410, 31503374, 45004820, 63006748, 78758435, 157516870, 315033740]

約数ペア:

[(1, 315033740), (2, 157516870), (4, 78758435), (5, 63006748), (7, 45004820), (10, 31503374), (14, 22502410), (20, 15751687), (28, 11251205), (35, 9000964), (49, 6429260), (70, 4500482), (98, 3214630), (103, 3058580), (140, 2250241), (196, 1607315), (206, 1529290), (245, 1285852), (412, 764645), (490, 642926), (515, 611716), (721, 436940), (980, 321463), (1030, 305858), (1442, 218470), (2060, 152929), (2884, 109235), (3121, 100940), (3605, 87388), (5047, 62420), (6242, 50470), (7210, 43694), (10094, 31210), (12484, 25235), (14420, 21847), (15605, 20188)]