257742324

素因数分解:

$2^2\times 3^8\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 216

約数和(自身を含む): 820030848

約数和(自身を除く): 562288524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 61, 63, 69, 81, 84, 92, 108, 122, 126, 138, 161, 162, 183, 189, 207, 243, 244, 252, 276, 322, 324, 366, 378, 414, 427, 483, 486, 549, 567, 621, 644, 729, 732, 756, 828, 854, 966, 972, 1098, 1134, 1242, 1281, 1403, 1449, 1458, 1647, 1701, 1708, 1863, 1932, 2187, 2196, 2268, 2484, 2562, 2806, 2898, 2916, 3294, 3402, 3726, 3843, 4209, 4347, 4374, 4941, 5103, 5124, 5589, 5612, 5796, 6561, 6588, 6804, 7452, 7686, 8418, 8694, 8748, 9821, 9882, 10206, 11178, 11529, 12627, 13041, 13122, 14823, 15309, 15372, 16767, 16836, 17388, 19642, 19764, 20412, 22356, 23058, 25254, 26082, 26244, 29463, 29646, 30618, 33534, 34587, 37881, 39123, 39284, 44469, 45927, 46116, 50301, 50508, 52164, 58926, 59292, 61236, 67068, 69174, 75762, 78246, 88389, 88938, 91854, 100602, 103761, 113643, 117369, 117852, 133407, 138348, 150903, 151524, 156492, 176778, 177876, 183708, 201204, 207522, 227286, 234738, 265167, 266814, 301806, 311283, 340929, 352107, 353556, 400221, 415044, 454572, 469476, 530334, 533628, 603612, 622566, 681858, 704214, 795501, 800442, 933849, 1022787, 1056321, 1060668, 1245132, 1363716, 1408428, 1591002, 1600884, 1867698, 2045574, 2112642, 2386503, 2801547, 3068361, 3182004, 3735396, 4091148, 4225284, 4773006, 5603094, 6136722, 7159509, 9205083, 9546012, 11206188, 12273444, 14319018, 18410166, 21478527, 28638036, 36820332, 42957054, 64435581, 85914108, 128871162, 257742324]

約数ペア:

[(1, 257742324), (2, 128871162), (3, 85914108), (4, 64435581), (6, 42957054), (7, 36820332), (9, 28638036), (12, 21478527), (14, 18410166), (18, 14319018), (21, 12273444), (23, 11206188), (27, 9546012), (28, 9205083), (36, 7159509), (42, 6136722), (46, 5603094), (54, 4773006), (61, 4225284), (63, 4091148), (69, 3735396), (81, 3182004), (84, 3068361), (92, 2801547), (108, 2386503), (122, 2112642), (126, 2045574), (138, 1867698), (161, 1600884), (162, 1591002), (183, 1408428), (189, 1363716), (207, 1245132), (243, 1060668), (244, 1056321), (252, 1022787), (276, 933849), (322, 800442), (324, 795501), (366, 704214), (378, 681858), (414, 622566), (427, 603612), (483, 533628), (486, 530334), (549, 469476), (567, 454572), (621, 415044), (644, 400221), (729, 353556), (732, 352107), (756, 340929), (828, 311283), (854, 301806), (966, 266814), (972, 265167), (1098, 234738), (1134, 227286), (1242, 207522), (1281, 201204), (1403, 183708), (1449, 177876), (1458, 176778), (1647, 156492), (1701, 151524), (1708, 150903), (1863, 138348), (1932, 133407), (2187, 117852), (2196, 117369), (2268, 113643), (2484, 103761), (2562, 100602), (2806, 91854), (2898, 88938), (2916, 88389), (3294, 78246), (3402, 75762), (3726, 69174), (3843, 67068), (4209, 61236), (4347, 59292), (4374, 58926), (4941, 52164), (5103, 50508), (5124, 50301), (5589, 46116), (5612, 45927), (5796, 44469), (6561, 39284), (6588, 39123), (6804, 37881), (7452, 34587), (7686, 33534), (8418, 30618), (8694, 29646), (8748, 29463), (9821, 26244), (9882, 26082), (10206, 25254), (11178, 23058), (11529, 22356), (12627, 20412), (13041, 19764), (13122, 19642), (14823, 17388), (15309, 16836), (15372, 16767)]