216070.0000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{311}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 13942656

約数和(自身を除く): 8674316

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 311, 385, 484, 605, 622, 770, 847, 1210, 1244, 1540, 1555, 1694, 2177, 2420, 3110, 3388, 3421, 4235, 4354, 6220, 6842, 8470, 8708, 10885, 13684, 16940, 17105, 21770, 23947, 34210, 37631, 43540, 47894, 68420, 75262, 95788, 119735, 150524, 188155, 239470, 263417, 376310, 478940, 526834, 752620, 1053668, 1317085, 2634170, 5268340]

約数ペア:

[(1, 5268340), (2, 2634170), (4, 1317085), (5, 1053668), (7, 752620), (10, 526834), (11, 478940), (14, 376310), (20, 263417), (22, 239470), (28, 188155), (35, 150524), (44, 119735), (55, 95788), (70, 75262), (77, 68420), (110, 47894), (121, 43540), (140, 37631), (154, 34210), (220, 23947), (242, 21770), (308, 17105), (311, 16940), (385, 13684), (484, 10885), (605, 8708), (622, 8470), (770, 6842), (847, 6220), (1210, 4354), (1244, 4235), (1540, 3421), (1555, 3388), (1694, 3110), (2177, 2420)]