320947872

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:475

約数の個数: 192

約数和(自身を含む): 1021870080

約数和(自身を除く): 700922208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 32, 42, 43, 48, 56, 58, 84, 86, 87, 96, 112, 116, 129, 168, 172, 174, 203, 224, 232, 258, 301, 336, 344, 348, 383, 406, 464, 516, 602, 609, 672, 688, 696, 766, 812, 903, 928, 1032, 1149, 1204, 1218, 1247, 1376, 1392, 1532, 1624, 1806, 2064, 2298, 2408, 2436, 2494, 2681, 2784, 3064, 3248, 3612, 3741, 4128, 4596, 4816, 4872, 4988, 5362, 6128, 6496, 7224, 7482, 8043, 8729, 9192, 9632, 9744, 9976, 10724, 11107, 12256, 14448, 14964, 16086, 16469, 17458, 18384, 19488, 19952, 21448, 22214, 26187, 28896, 29928, 32172, 32938, 33321, 34916, 36768, 39904, 42896, 44428, 49407, 52374, 59856, 64344, 65876, 66642, 69832, 77749, 85792, 88856, 98814, 104748, 115283, 119712, 128688, 131752, 133284, 139664, 155498, 177712, 197628, 209496, 230566, 233247, 257376, 263504, 266568, 279328, 310996, 345849, 355424, 395256, 418992, 461132, 466494, 477601, 527008, 533136, 621992, 691698, 790512, 837984, 922264, 932988, 955202, 1066272, 1243984, 1383396, 1432803, 1581024, 1844528, 1865976, 1910404, 2487968, 2766792, 2865606, 3343207, 3689056, 3731952, 3820808, 5533584, 5731212, 6686414, 7463904, 7641616, 10029621, 11067168, 11462424, 13372828, 15283232, 20059242, 22924848, 26745656, 40118484, 45849696, 53491312, 80236968, 106982624, 160473936, 320947872]

約数ペア:

[(1, 320947872), (2, 160473936), (3, 106982624), (4, 80236968), (6, 53491312), (7, 45849696), (8, 40118484), (12, 26745656), (14, 22924848), (16, 20059242), (21, 15283232), (24, 13372828), (28, 11462424), (29, 11067168), (32, 10029621), (42, 7641616), (43, 7463904), (48, 6686414), (56, 5731212), (58, 5533584), (84, 3820808), (86, 3731952), (87, 3689056), (96, 3343207), (112, 2865606), (116, 2766792), (129, 2487968), (168, 1910404), (172, 1865976), (174, 1844528), (203, 1581024), (224, 1432803), (232, 1383396), (258, 1243984), (301, 1066272), (336, 955202), (344, 932988), (348, 922264), (383, 837984), (406, 790512), (464, 691698), (516, 621992), (602, 533136), (609, 527008), (672, 477601), (688, 466494), (696, 461132), (766, 418992), (812, 395256), (903, 355424), (928, 345849), (1032, 310996), (1149, 279328), (1204, 266568), (1218, 263504), (1247, 257376), (1376, 233247), (1392, 230566), (1532, 209496), (1624, 197628), (1806, 177712), (2064, 155498), (2298, 139664), (2408, 133284), (2436, 131752), (2494, 128688), (2681, 119712), (2784, 115283), (3064, 104748), (3248, 98814), (3612, 88856), (3741, 85792), (4128, 77749), (4596, 69832), (4816, 66642), (4872, 65876), (4988, 64344), (5362, 59856), (6128, 52374), (6496, 49407), (7224, 44428), (7482, 42896), (8043, 39904), (8729, 36768), (9192, 34916), (9632, 33321), (9744, 32938), (9976, 32172), (10724, 29928), (11107, 28896), (12256, 26187), (14448, 22214), (14964, 21448), (16086, 19952), (16469, 19488), (17458, 18384)]