311348934

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:328

約数の個数: 160

約数和(自身を含む): 819624960

約数和(自身を除く): 508276026

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 31, 38, 39, 54, 57, 62, 78, 81, 93, 114, 117, 162, 171, 186, 234, 247, 251, 279, 342, 351, 403, 494, 502, 513, 558, 589, 702, 741, 753, 806, 837, 1026, 1053, 1178, 1209, 1482, 1506, 1539, 1674, 1767, 2106, 2223, 2259, 2418, 2511, 3078, 3263, 3534, 3627, 4446, 4518, 4769, 5022, 5301, 6526, 6669, 6777, 7254, 7657, 7781, 9538, 9789, 10602, 10881, 13338, 13554, 14307, 15314, 15562, 15903, 19578, 20007, 20331, 21762, 22971, 23343, 28614, 29367, 31806, 32643, 40014, 40662, 42921, 45942, 46686, 47709, 58734, 61997, 65286, 68913, 70029, 85842, 88101, 95418, 101153, 123994, 128763, 137826, 140058, 147839, 176202, 185991, 202306, 206739, 210087, 257526, 264303, 295678, 303459, 371982, 386289, 413478, 420174, 443517, 528606, 557973, 606918, 620217, 630261, 772578, 887034, 910377, 1115946, 1240434, 1260522, 1330551, 1673919, 1820754, 1921907, 2661102, 2731131, 3347838, 3843814, 3991653, 5021757, 5462262, 5765721, 7983306, 8193393, 10043514, 11531442, 11974959, 16386786, 17297163, 23949918, 34594326, 51891489, 103782978, 155674467, 311348934]

約数ペア:

[(1, 311348934), (2, 155674467), (3, 103782978), (6, 51891489), (9, 34594326), (13, 23949918), (18, 17297163), (19, 16386786), (26, 11974959), (27, 11531442), (31, 10043514), (38, 8193393), (39, 7983306), (54, 5765721), (57, 5462262), (62, 5021757), (78, 3991653), (81, 3843814), (93, 3347838), (114, 2731131), (117, 2661102), (162, 1921907), (171, 1820754), (186, 1673919), (234, 1330551), (247, 1260522), (251, 1240434), (279, 1115946), (342, 910377), (351, 887034), (403, 772578), (494, 630261), (502, 620217), (513, 606918), (558, 557973), (589, 528606), (702, 443517), (741, 420174), (753, 413478), (806, 386289), (837, 371982), (1026, 303459), (1053, 295678), (1178, 264303), (1209, 257526), (1482, 210087), (1506, 206739), (1539, 202306), (1674, 185991), (1767, 176202), (2106, 147839), (2223, 140058), (2259, 137826), (2418, 128763), (2511, 123994), (3078, 101153), (3263, 95418), (3534, 88101), (3627, 85842), (4446, 70029), (4518, 68913), (4769, 65286), (5022, 61997), (5301, 58734), (6526, 47709), (6669, 46686), (6777, 45942), (7254, 42921), (7657, 40662), (7781, 40014), (9538, 32643), (9789, 31806), (10602, 29367), (10881, 28614), (13338, 23343), (13554, 22971), (14307, 21762), (15314, 20331), (15562, 20007), (15903, 19578)]