221708032

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 564078592

約数和(自身を除く): 342370560

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 182, 208, 217, 224, 248, 256, 307, 364, 403, 416, 434, 448, 496, 614, 728, 806, 832, 868, 896, 992, 1228, 1456, 1612, 1664, 1736, 1792, 1984, 2149, 2456, 2821, 2912, 3224, 3328, 3472, 3968, 3991, 4298, 4912, 5642, 5824, 6448, 6944, 7936, 7982, 8596, 9517, 9824, 11284, 11648, 12896, 13888, 15964, 17192, 19034, 19648, 22568, 23296, 25792, 27776, 27937, 31928, 34384, 38068, 39296, 45136, 51584, 55552, 55874, 63856, 66619, 68768, 76136, 78592, 90272, 103168, 111748, 123721, 127712, 133238, 137536, 152272, 180544, 223496, 247442, 255424, 266476, 275072, 304544, 361088, 446992, 494884, 510848, 532952, 550144, 609088, 722176, 866047, 893984, 989768, 1021696, 1065904, 1218176, 1732094, 1787968, 1979536, 2131808, 2436352, 3464188, 3575936, 3959072, 4263616, 6928376, 7151872, 7918144, 8527232, 13856752, 15836288, 17054464, 27713504, 31672576, 55427008, 110854016, 221708032]

約数ペア:

[(1, 221708032), (2, 110854016), (4, 55427008), (7, 31672576), (8, 27713504), (13, 17054464), (14, 15836288), (16, 13856752), (26, 8527232), (28, 7918144), (31, 7151872), (32, 6928376), (52, 4263616), (56, 3959072), (62, 3575936), (64, 3464188), (91, 2436352), (104, 2131808), (112, 1979536), (124, 1787968), (128, 1732094), (182, 1218176), (208, 1065904), (217, 1021696), (224, 989768), (248, 893984), (256, 866047), (307, 722176), (364, 609088), (403, 550144), (416, 532952), (434, 510848), (448, 494884), (496, 446992), (614, 361088), (728, 304544), (806, 275072), (832, 266476), (868, 255424), (896, 247442), (992, 223496), (1228, 180544), (1456, 152272), (1612, 137536), (1664, 133238), (1736, 127712), (1792, 123721), (1984, 111748), (2149, 103168), (2456, 90272), (2821, 78592), (2912, 76136), (3224, 68768), (3328, 66619), (3472, 63856), (3968, 55874), (3991, 55552), (4298, 51584), (4912, 45136), (5642, 39296), (5824, 38068), (6448, 34384), (6944, 31928), (7936, 27937), (7982, 27776), (8596, 25792), (9517, 23296), (9824, 22568), (11284, 19648), (11648, 19034), (12896, 17192), (13888, 15964)]