199412244

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1999}}^1$

素因数の和:2189

約数の個数: 72

約数和(自身を含む): 537264000

約数和(自身を除く): 337851756

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 163, 204, 306, 326, 489, 612, 652, 978, 1467, 1956, 1999, 2771, 2934, 3998, 5542, 5868, 5997, 7996, 8313, 11084, 11994, 16626, 17991, 23988, 24939, 33252, 33983, 35982, 49878, 67966, 71964, 99756, 101949, 135932, 203898, 305847, 325837, 407796, 611694, 651674, 977511, 1223388, 1303348, 1955022, 2932533, 3910044, 5539229, 5865066, 11078458, 11730132, 16617687, 22156916, 33235374, 49853061, 66470748, 99706122, 199412244]

約数ペア:

[(1, 199412244), (2, 99706122), (3, 66470748), (4, 49853061), (6, 33235374), (9, 22156916), (12, 16617687), (17, 11730132), (18, 11078458), (34, 5865066), (36, 5539229), (51, 3910044), (68, 2932533), (102, 1955022), (153, 1303348), (163, 1223388), (204, 977511), (306, 651674), (326, 611694), (489, 407796), (612, 325837), (652, 305847), (978, 203898), (1467, 135932), (1956, 101949), (1999, 99756), (2771, 71964), (2934, 67966), (3998, 49878), (5542, 35982), (5868, 33983), (5997, 33252), (7996, 24939), (8313, 23988), (11084, 17991), (11994, 16626)]