220131758

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3271}}^1$

素因数の和:3333

約数の個数: 64

約数和(自身を含む): 452321280

約数和(自身を除く): 232189522

約数列:

[1, 2, 7, 11, 14, 19, 22, 23, 38, 46, 77, 133, 154, 161, 209, 253, 266, 322, 418, 437, 506, 874, 1463, 1771, 2926, 3059, 3271, 3542, 4807, 6118, 6542, 9614, 22897, 33649, 35981, 45794, 62149, 67298, 71962, 75233, 124298, 150466, 251867, 435043, 503734, 526631, 683639, 827563, 870086, 1053262, 1367278, 1429427, 1655126, 2858854, 4785473, 5792941, 9570946, 10005989, 11585882, 15723697, 20011978, 31447394, 110065879, 220131758]

約数ペア:

[(1, 220131758), (2, 110065879), (7, 31447394), (11, 20011978), (14, 15723697), (19, 11585882), (22, 10005989), (23, 9570946), (38, 5792941), (46, 4785473), (77, 2858854), (133, 1655126), (154, 1429427), (161, 1367278), (209, 1053262), (253, 870086), (266, 827563), (322, 683639), (418, 526631), (437, 503734), (506, 435043), (874, 251867), (1463, 150466), (1771, 124298), (2926, 75233), (3059, 71962), (3271, 67298), (3542, 62149), (4807, 45794), (6118, 35981), (6542, 33649), (9614, 22897)]