320719728

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{883}}^1$

素因数の和:971

約数の個数: 160

約数和(自身を含む): 1010221056

約数和(自身を除く): 689501328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 47, 48, 56, 69, 84, 92, 94, 112, 138, 141, 161, 168, 184, 188, 276, 282, 322, 329, 336, 368, 376, 483, 552, 564, 644, 658, 752, 883, 966, 987, 1081, 1104, 1128, 1288, 1316, 1766, 1932, 1974, 2162, 2256, 2576, 2632, 2649, 3243, 3532, 3864, 3948, 4324, 5264, 5298, 6181, 6486, 7064, 7567, 7728, 7896, 8648, 10596, 12362, 12972, 14128, 15134, 15792, 17296, 18543, 20309, 21192, 22701, 24724, 25944, 30268, 37086, 40618, 41501, 42384, 45402, 49448, 51888, 60536, 60927, 74172, 81236, 83002, 90804, 98896, 121072, 121854, 124503, 142163, 148344, 162472, 166004, 181608, 243708, 249006, 284326, 290507, 296688, 324944, 332008, 363216, 426489, 487416, 498012, 568652, 581014, 664016, 852978, 871521, 954523, 974832, 996024, 1137304, 1162028, 1705956, 1743042, 1909046, 1992048, 2274608, 2324056, 2863569, 3411912, 3486084, 3818092, 4648112, 5727138, 6681661, 6823824, 6972168, 7636184, 11454276, 13363322, 13944336, 15272368, 20044983, 22908552, 26726644, 40089966, 45817104, 53453288, 80179932, 106906576, 160359864, 320719728]

約数ペア:

[(1, 320719728), (2, 160359864), (3, 106906576), (4, 80179932), (6, 53453288), (7, 45817104), (8, 40089966), (12, 26726644), (14, 22908552), (16, 20044983), (21, 15272368), (23, 13944336), (24, 13363322), (28, 11454276), (42, 7636184), (46, 6972168), (47, 6823824), (48, 6681661), (56, 5727138), (69, 4648112), (84, 3818092), (92, 3486084), (94, 3411912), (112, 2863569), (138, 2324056), (141, 2274608), (161, 1992048), (168, 1909046), (184, 1743042), (188, 1705956), (276, 1162028), (282, 1137304), (322, 996024), (329, 974832), (336, 954523), (368, 871521), (376, 852978), (483, 664016), (552, 581014), (564, 568652), (644, 498012), (658, 487416), (752, 426489), (883, 363216), (966, 332008), (987, 324944), (1081, 296688), (1104, 290507), (1128, 284326), (1288, 249006), (1316, 243708), (1766, 181608), (1932, 166004), (1974, 162472), (2162, 148344), (2256, 142163), (2576, 124503), (2632, 121854), (2649, 121072), (3243, 98896), (3532, 90804), (3864, 83002), (3948, 81236), (4324, 74172), (5264, 60927), (5298, 60536), (6181, 51888), (6486, 49448), (7064, 45402), (7567, 42384), (7728, 41501), (7896, 40618), (8648, 37086), (10596, 30268), (12362, 25944), (12972, 24724), (14128, 22701), (15134, 21192), (15792, 20309), (17296, 18543)]