2881205676

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1\times {\mathrm{491}}^1$

素因数の和:916

約数の個数: 144

約数和(自身を含む): 8037469440

約数和(自身を除く): 5156263764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 276, 342, 373, 414, 437, 491, 684, 746, 828, 874, 982, 1119, 1311, 1473, 1492, 1748, 1964, 2238, 2622, 2946, 3357, 3933, 4419, 4476, 5244, 5892, 6714, 7087, 7866, 8579, 8838, 9329, 11293, 13428, 14174, 15732, 17158, 17676, 18658, 21261, 22586, 25737, 27987, 28348, 33879, 34316, 37316, 42522, 45172, 51474, 55974, 63783, 67758, 77211, 83961, 85044, 101637, 102948, 111948, 127566, 135516, 154422, 163001, 167922, 183143, 203274, 214567, 255132, 308844, 326002, 335844, 366286, 406548, 429134, 489003, 549429, 643701, 652004, 732572, 858268, 978006, 1098858, 1287402, 1467009, 1648287, 1931103, 1956012, 2197716, 2574804, 2934018, 3296574, 3479717, 3862206, 4212289, 5868036, 6593148, 6959434, 7724412, 8424578, 10439151, 12636867, 13918868, 16849156, 20878302, 25273734, 31317453, 37910601, 41756604, 50547468, 62634906, 75821202, 80033491, 125269812, 151642404, 160066982, 240100473, 320133964, 480200946, 720301419, 960401892, 1440602838, 2881205676]

約数ペア:

[(1, 2881205676), (2, 1440602838), (3, 960401892), (4, 720301419), (6, 480200946), (9, 320133964), (12, 240100473), (18, 160066982), (19, 151642404), (23, 125269812), (36, 80033491), (38, 75821202), (46, 62634906), (57, 50547468), (69, 41756604), (76, 37910601), (92, 31317453), (114, 25273734), (138, 20878302), (171, 16849156), (207, 13918868), (228, 12636867), (276, 10439151), (342, 8424578), (373, 7724412), (414, 6959434), (437, 6593148), (491, 5868036), (684, 4212289), (746, 3862206), (828, 3479717), (874, 3296574), (982, 2934018), (1119, 2574804), (1311, 2197716), (1473, 1956012), (1492, 1931103), (1748, 1648287), (1964, 1467009), (2238, 1287402), (2622, 1098858), (2946, 978006), (3357, 858268), (3933, 732572), (4419, 652004), (4476, 643701), (5244, 549429), (5892, 489003), (6714, 429134), (7087, 406548), (7866, 366286), (8579, 335844), (8838, 326002), (9329, 308844), (11293, 255132), (13428, 214567), (14174, 203274), (15732, 183143), (17158, 167922), (17676, 163001), (18658, 154422), (21261, 135516), (22586, 127566), (25737, 111948), (27987, 102948), (28348, 101637), (33879, 85044), (34316, 83961), (37316, 77211), (42522, 67758), (45172, 63783), (51474, 55974)]