245616

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 80

約数和(自身を含む): 785664

約数和(自身を除く): 540048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 43, 48, 51, 56, 68, 84, 86, 102, 112, 119, 129, 136, 168, 172, 204, 238, 258, 272, 301, 336, 344, 357, 408, 476, 516, 602, 688, 714, 731, 816, 903, 952, 1032, 1204, 1428, 1462, 1806, 1904, 2064, 2193, 2408, 2856, 2924, 3612, 4386, 4816, 5117, 5712, 5848, 7224, 8772, 10234, 11696, 14448, 15351, 17544, 20468, 30702, 35088, 40936, 61404, 81872, 122808, 245616]

約数ペア:

[(1, 245616), (2, 122808), (3, 81872), (4, 61404), (6, 40936), (7, 35088), (8, 30702), (12, 20468), (14, 17544), (16, 15351), (17, 14448), (21, 11696), (24, 10234), (28, 8772), (34, 7224), (42, 5848), (43, 5712), (48, 5117), (51, 4816), (56, 4386), (68, 3612), (84, 2924), (86, 2856), (102, 2408), (112, 2193), (119, 2064), (129, 1904), (136, 1806), (168, 1462), (172, 1428), (204, 1204), (238, 1032), (258, 952), (272, 903), (301, 816), (336, 731), (344, 714), (357, 688), (408, 602), (476, 516)]