320468508

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:664

約数の個数: 96

約数和(自身を含む): 857669120

約数和(自身を除く): 537200612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 151, 172, 258, 302, 387, 453, 457, 516, 604, 774, 906, 914, 1161, 1359, 1371, 1548, 1812, 1828, 2322, 2718, 2742, 4077, 4113, 4644, 5436, 5484, 6493, 8154, 8226, 12339, 12986, 16308, 16452, 19479, 19651, 24678, 25972, 38958, 39302, 49356, 58437, 58953, 69007, 77916, 78604, 116874, 117906, 138014, 175311, 176859, 207021, 233748, 235812, 276028, 350622, 353718, 414042, 530577, 621063, 701244, 707436, 828084, 1061154, 1242126, 1863189, 2122308, 2484252, 2967301, 3726378, 5934602, 7452756, 8901903, 11869204, 17803806, 26705709, 35607612, 53411418, 80117127, 106822836, 160234254, 320468508]

約数ペア:

[(1, 320468508), (2, 160234254), (3, 106822836), (4, 80117127), (6, 53411418), (9, 35607612), (12, 26705709), (18, 17803806), (27, 11869204), (36, 8901903), (43, 7452756), (54, 5934602), (86, 3726378), (108, 2967301), (129, 2484252), (151, 2122308), (172, 1863189), (258, 1242126), (302, 1061154), (387, 828084), (453, 707436), (457, 701244), (516, 621063), (604, 530577), (774, 414042), (906, 353718), (914, 350622), (1161, 276028), (1359, 235812), (1371, 233748), (1548, 207021), (1812, 176859), (1828, 175311), (2322, 138014), (2718, 117906), (2742, 116874), (4077, 78604), (4113, 77916), (4644, 69007), (5436, 58953), (5484, 58437), (6493, 49356), (8154, 39302), (8226, 38958), (12339, 25972), (12986, 24678), (16308, 19651), (16452, 19479)]