254488878

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 160

約数和(自身を含む): 708390144

約数和(自身を除く): 453901266

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 43, 51, 54, 63, 81, 86, 102, 119, 126, 129, 153, 162, 189, 238, 258, 301, 306, 307, 357, 378, 387, 459, 567, 602, 614, 714, 731, 774, 903, 918, 921, 1071, 1134, 1161, 1377, 1462, 1806, 1842, 2142, 2149, 2193, 2322, 2709, 2754, 2763, 3213, 3483, 4298, 4386, 5117, 5219, 5418, 5526, 6426, 6447, 6579, 6966, 8127, 8289, 9639, 10234, 10438, 12894, 13158, 13201, 15351, 15657, 16254, 16578, 19278, 19341, 19737, 24381, 24867, 26402, 30702, 31314, 36533, 38682, 39474, 39603, 46053, 46971, 48762, 49734, 58023, 59211, 73066, 79206, 92106, 92407, 93942, 109599, 116046, 118422, 118809, 138159, 140913, 174069, 184814, 219198, 224417, 237618, 276318, 277221, 281826, 328797, 348138, 356427, 414477, 422739, 448834, 554442, 657594, 673251, 712854, 828954, 831663, 845478, 986391, 1069281, 1346502, 1570919, 1663326, 1972782, 2019753, 2138562, 2494989, 2959173, 3141838, 4039506, 4712757, 4989978, 5918346, 6059259, 7484967, 9425514, 12118518, 14138271, 14969934, 18177777, 28276542, 36355554, 42414813, 84829626, 127244439, 254488878]

約数ペア:

[(1, 254488878), (2, 127244439), (3, 84829626), (6, 42414813), (7, 36355554), (9, 28276542), (14, 18177777), (17, 14969934), (18, 14138271), (21, 12118518), (27, 9425514), (34, 7484967), (42, 6059259), (43, 5918346), (51, 4989978), (54, 4712757), (63, 4039506), (81, 3141838), (86, 2959173), (102, 2494989), (119, 2138562), (126, 2019753), (129, 1972782), (153, 1663326), (162, 1570919), (189, 1346502), (238, 1069281), (258, 986391), (301, 845478), (306, 831663), (307, 828954), (357, 712854), (378, 673251), (387, 657594), (459, 554442), (567, 448834), (602, 422739), (614, 414477), (714, 356427), (731, 348138), (774, 328797), (903, 281826), (918, 277221), (921, 276318), (1071, 237618), (1134, 224417), (1161, 219198), (1377, 184814), (1462, 174069), (1806, 140913), (1842, 138159), (2142, 118809), (2149, 118422), (2193, 116046), (2322, 109599), (2709, 93942), (2754, 92407), (2763, 92106), (3213, 79206), (3483, 73066), (4298, 59211), (4386, 58023), (5117, 49734), (5219, 48762), (5418, 46971), (5526, 46053), (6426, 39603), (6447, 39474), (6579, 38682), (6966, 36533), (8127, 31314), (8289, 30702), (9639, 26402), (10234, 24867), (10438, 24381), (12894, 19737), (13158, 19341), (13201, 19278), (15351, 16578), (15657, 16254)]