2149883288

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 4987008000

約数和(自身を除く): 2837124712

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 73, 76, 89, 133, 146, 152, 178, 266, 292, 311, 356, 511, 532, 584, 622, 623, 712, 1022, 1064, 1244, 1246, 1387, 1691, 2044, 2177, 2488, 2492, 2774, 3382, 4088, 4354, 4984, 5548, 5909, 6497, 6764, 8708, 9709, 11096, 11818, 11837, 12994, 13528, 17416, 19418, 22703, 23636, 23674, 25988, 27679, 38836, 41363, 45406, 45479, 47272, 47348, 51976, 55358, 77672, 82726, 90812, 90958, 94696, 110716, 123443, 158921, 165452, 181624, 181916, 193753, 221432, 246886, 317842, 330904, 363832, 387506, 431357, 493772, 525901, 635684, 775012, 862714, 864101, 987544, 1051802, 1271368, 1550024, 1725428, 1728202, 2020567, 2103604, 3019499, 3450856, 3456404, 3681307, 4041134, 4207208, 6038998, 6912808, 7362614, 8082268, 12077996, 14143969, 14725228, 16164536, 24155992, 28287938, 29450456, 38390773, 56575876, 76781546, 113151752, 153563092, 268735411, 307126184, 537470822, 1074941644, 2149883288]

約数ペア:

[(1, 2149883288), (2, 1074941644), (4, 537470822), (7, 307126184), (8, 268735411), (14, 153563092), (19, 113151752), (28, 76781546), (38, 56575876), (56, 38390773), (73, 29450456), (76, 28287938), (89, 24155992), (133, 16164536), (146, 14725228), (152, 14143969), (178, 12077996), (266, 8082268), (292, 7362614), (311, 6912808), (356, 6038998), (511, 4207208), (532, 4041134), (584, 3681307), (622, 3456404), (623, 3450856), (712, 3019499), (1022, 2103604), (1064, 2020567), (1244, 1728202), (1246, 1725428), (1387, 1550024), (1691, 1271368), (2044, 1051802), (2177, 987544), (2488, 864101), (2492, 862714), (2774, 775012), (3382, 635684), (4088, 525901), (4354, 493772), (4984, 431357), (5548, 387506), (5909, 363832), (6497, 330904), (6764, 317842), (8708, 246886), (9709, 221432), (11096, 193753), (11818, 181916), (11837, 181624), (12994, 165452), (13528, 158921), (17416, 123443), (19418, 110716), (22703, 94696), (23636, 90958), (23674, 90812), (25988, 82726), (27679, 77672), (38836, 55358), (41363, 51976), (45406, 47348), (45479, 47272)]