290771568

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1229}}^1$

素因数の和:1327

約数の個数: 120

約数和(自身を含む): 856552320

約数和(自身を除く): 565780752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 53, 62, 72, 93, 106, 124, 144, 159, 186, 212, 248, 279, 318, 372, 424, 477, 496, 558, 636, 744, 848, 954, 1116, 1229, 1272, 1488, 1643, 1908, 2232, 2458, 2544, 3286, 3687, 3816, 4464, 4916, 4929, 6572, 7374, 7632, 9832, 9858, 11061, 13144, 14748, 14787, 19664, 19716, 22122, 26288, 29496, 29574, 38099, 39432, 44244, 58992, 59148, 65137, 76198, 78864, 88488, 114297, 118296, 130274, 152396, 176976, 195411, 228594, 236592, 260548, 304792, 342891, 390822, 457188, 521096, 586233, 609584, 685782, 781644, 914376, 1042192, 1172466, 1371564, 1563288, 1828752, 2019247, 2344932, 2743128, 3126576, 4038494, 4689864, 5486256, 6057741, 8076988, 9379728, 12115482, 16153976, 18173223, 24230964, 32307952, 36346446, 48461928, 72692892, 96923856, 145385784, 290771568]

約数ペア:

[(1, 290771568), (2, 145385784), (3, 96923856), (4, 72692892), (6, 48461928), (8, 36346446), (9, 32307952), (12, 24230964), (16, 18173223), (18, 16153976), (24, 12115482), (31, 9379728), (36, 8076988), (48, 6057741), (53, 5486256), (62, 4689864), (72, 4038494), (93, 3126576), (106, 2743128), (124, 2344932), (144, 2019247), (159, 1828752), (186, 1563288), (212, 1371564), (248, 1172466), (279, 1042192), (318, 914376), (372, 781644), (424, 685782), (477, 609584), (496, 586233), (558, 521096), (636, 457188), (744, 390822), (848, 342891), (954, 304792), (1116, 260548), (1229, 236592), (1272, 228594), (1488, 195411), (1643, 176976), (1908, 152396), (2232, 130274), (2458, 118296), (2544, 114297), (3286, 88488), (3687, 78864), (3816, 76198), (4464, 65137), (4916, 59148), (4929, 58992), (6572, 44244), (7374, 39432), (7632, 38099), (9832, 29574), (9858, 29496), (11061, 26288), (13144, 22122), (14748, 19716), (14787, 19664)]