256283324

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:136

約数の個数: 108

約数和(自身を含む): 554689800

約数和(自身を除く): 298406476

約数列:

[1, 2, 4, 11, 19, 22, 29, 31, 38, 44, 58, 62, 76, 116, 121, 124, 209, 242, 319, 341, 418, 484, 551, 589, 638, 682, 836, 899, 961, 1102, 1178, 1276, 1364, 1798, 1922, 2204, 2299, 2356, 3509, 3596, 3751, 3844, 4598, 6061, 6479, 7018, 7502, 9196, 9889, 10571, 12122, 12958, 14036, 15004, 17081, 18259, 19778, 21142, 24244, 25916, 27869, 34162, 36518, 39556, 42284, 55738, 66671, 68324, 71269, 73036, 108779, 111476, 116281, 133342, 142538, 187891, 200849, 217558, 232562, 266684, 285076, 306559, 375782, 401698, 435116, 465124, 529511, 613118, 751564, 803396, 1059022, 1226236, 2066801, 2118044, 2209339, 3372149, 4133602, 4418678, 5824621, 6744298, 8267204, 8837356, 11649242, 13488596, 23298484, 64070831, 128141662, 256283324]

約数ペア:

[(1, 256283324), (2, 128141662), (4, 64070831), (11, 23298484), (19, 13488596), (22, 11649242), (29, 8837356), (31, 8267204), (38, 6744298), (44, 5824621), (58, 4418678), (62, 4133602), (76, 3372149), (116, 2209339), (121, 2118044), (124, 2066801), (209, 1226236), (242, 1059022), (319, 803396), (341, 751564), (418, 613118), (484, 529511), (551, 465124), (589, 435116), (638, 401698), (682, 375782), (836, 306559), (899, 285076), (961, 266684), (1102, 232562), (1178, 217558), (1276, 200849), (1364, 187891), (1798, 142538), (1922, 133342), (2204, 116281), (2299, 111476), (2356, 108779), (3509, 73036), (3596, 71269), (3751, 68324), (3844, 66671), (4598, 55738), (6061, 42284), (6479, 39556), (7018, 36518), (7502, 34162), (9196, 27869), (9889, 25916), (10571, 24244), (12122, 21142), (12958, 19778), (14036, 18259), (15004, 17081)]