219953048

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 494208000

約数和(自身を除く): 274254952

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 389, 439, 644, 778, 878, 1288, 1556, 1756, 2723, 3073, 3112, 3512, 5446, 6146, 8947, 10097, 10892, 12292, 17894, 20194, 21784, 24584, 35788, 40388, 62629, 70679, 71576, 80776, 125258, 141358, 170771, 250516, 282716, 341542, 501032, 565432, 683084, 1195397, 1366168, 2390794, 3927733, 4781588, 7855466, 9563176, 15710932, 27494131, 31421864, 54988262, 109976524, 219953048]

約数ペア:

[(1, 219953048), (2, 109976524), (4, 54988262), (7, 31421864), (8, 27494131), (14, 15710932), (23, 9563176), (28, 7855466), (46, 4781588), (56, 3927733), (92, 2390794), (161, 1366168), (184, 1195397), (322, 683084), (389, 565432), (439, 501032), (644, 341542), (778, 282716), (878, 250516), (1288, 170771), (1556, 141358), (1756, 125258), (2723, 80776), (3073, 71576), (3112, 70679), (3512, 62629), (5446, 40388), (6146, 35788), (8947, 24584), (10097, 21784), (10892, 20194), (12292, 17894)]