220725456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21191}}^1$

素因数の和:21240

約数の個数: 80

約数和(自身を含む): 672718848

約数和(自身を除く): 451993392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 21191, 42382, 63573, 84764, 127146, 148337, 169528, 254292, 296674, 339056, 445011, 508584, 593348, 656921, 890022, 1017168, 1186696, 1313842, 1780044, 1970763, 2373392, 2627684, 3560088, 3941526, 4598447, 5255368, 7120176, 7883052, 9196894, 10510736, 13795341, 15766104, 18393788, 27590682, 31532208, 36787576, 55181364, 73575152, 110362728, 220725456]

約数ペア:

[(1, 220725456), (2, 110362728), (3, 73575152), (4, 55181364), (6, 36787576), (7, 31532208), (8, 27590682), (12, 18393788), (14, 15766104), (16, 13795341), (21, 10510736), (24, 9196894), (28, 7883052), (31, 7120176), (42, 5255368), (48, 4598447), (56, 3941526), (62, 3560088), (84, 2627684), (93, 2373392), (112, 1970763), (124, 1780044), (168, 1313842), (186, 1186696), (217, 1017168), (248, 890022), (336, 656921), (372, 593348), (434, 508584), (496, 445011), (651, 339056), (744, 296674), (868, 254292), (1302, 169528), (1488, 148337), (1736, 127146), (2604, 84764), (3472, 63573), (5208, 42382), (10416, 21191)]