220120936

素因数分解:

$2^3\times 7^3\times {\mathrm{97}}^1\times {\mathrm{827}}^1$

素因数の和:951

約数の個数: 64

約数和(自身を含む): 486864000

約数和(自身を除く): 266743064

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 97, 98, 194, 196, 343, 388, 392, 679, 686, 776, 827, 1358, 1372, 1654, 2716, 2744, 3308, 4753, 5432, 5789, 6616, 9506, 11578, 19012, 23156, 33271, 38024, 40523, 46312, 66542, 80219, 81046, 133084, 160438, 162092, 266168, 283661, 320876, 324184, 561533, 567322, 641752, 1123066, 1134644, 2246132, 2269288, 3930731, 4492264, 7861462, 15722924, 27515117, 31445848, 55030234, 110060468, 220120936]

約数ペア:

[(1, 220120936), (2, 110060468), (4, 55030234), (7, 31445848), (8, 27515117), (14, 15722924), (28, 7861462), (49, 4492264), (56, 3930731), (97, 2269288), (98, 2246132), (194, 1134644), (196, 1123066), (343, 641752), (388, 567322), (392, 561533), (679, 324184), (686, 320876), (776, 283661), (827, 266168), (1358, 162092), (1372, 160438), (1654, 133084), (2716, 81046), (2744, 80219), (3308, 66542), (4753, 46312), (5432, 40523), (5789, 38024), (6616, 33271), (9506, 23156), (11578, 19012)]