161538216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:543

約数の個数: 128

約数和(自身を含む): 493102080

約数和(自身を除く): 331563864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 163, 168, 204, 238, 326, 347, 357, 408, 476, 489, 652, 694, 714, 952, 978, 1041, 1141, 1304, 1388, 1428, 1956, 2082, 2282, 2429, 2771, 2776, 2856, 3423, 3912, 4164, 4564, 4858, 5542, 5899, 6846, 7287, 8313, 8328, 9128, 9716, 11084, 11798, 13692, 14574, 16626, 17697, 19397, 19432, 22168, 23596, 27384, 29148, 33252, 35394, 38794, 41293, 47192, 56561, 58191, 58296, 66504, 70788, 77588, 82586, 113122, 116382, 123879, 141576, 155176, 165172, 169683, 226244, 232764, 247758, 330344, 339366, 395927, 452488, 465528, 495516, 678732, 791854, 961537, 991032, 1187781, 1357464, 1583708, 1923074, 2375562, 2884611, 3167416, 3846148, 4751124, 5769222, 6730759, 7692296, 9502248, 11538444, 13461518, 20192277, 23076888, 26923036, 40384554, 53846072, 80769108, 161538216]

約数ペア:

[(1, 161538216), (2, 80769108), (3, 53846072), (4, 40384554), (6, 26923036), (7, 23076888), (8, 20192277), (12, 13461518), (14, 11538444), (17, 9502248), (21, 7692296), (24, 6730759), (28, 5769222), (34, 4751124), (42, 3846148), (51, 3167416), (56, 2884611), (68, 2375562), (84, 1923074), (102, 1583708), (119, 1357464), (136, 1187781), (163, 991032), (168, 961537), (204, 791854), (238, 678732), (326, 495516), (347, 465528), (357, 452488), (408, 395927), (476, 339366), (489, 330344), (652, 247758), (694, 232764), (714, 226244), (952, 169683), (978, 165172), (1041, 155176), (1141, 141576), (1304, 123879), (1388, 116382), (1428, 113122), (1956, 82586), (2082, 77588), (2282, 70788), (2429, 66504), (2771, 58296), (2776, 58191), (2856, 56561), (3423, 47192), (3912, 41293), (4164, 38794), (4564, 35394), (4858, 33252), (5542, 29148), (5899, 27384), (6846, 23596), (7287, 22168), (8313, 19432), (8328, 19397), (9128, 17697), (9716, 16626), (11084, 14574), (11798, 13692)]