2989800960

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{389297}}^1$

素因数の和:389323

約数の個数: 80

約数和(自身を含む): 9558044496

約数和(自身を除く): 6568243536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 389297, 778594, 1167891, 1557188, 1946485, 2335782, 3114376, 3892970, 4671564, 5839455, 6228752, 7785940, 9343128, 11678910, 12457504, 15571880, 18686256, 23357820, 24915008, 31143760, 37372512, 46715640, 49830016, 62287520, 74745024, 93431280, 99660032, 124575040, 149490048, 186862560, 199320064, 249150080, 298980096, 373725120, 498300160, 597960192, 747450240, 996600320, 1494900480, 2989800960]

約数ペア:

[(1, 2989800960), (2, 1494900480), (3, 996600320), (4, 747450240), (5, 597960192), (6, 498300160), (8, 373725120), (10, 298980096), (12, 249150080), (15, 199320064), (16, 186862560), (20, 149490048), (24, 124575040), (30, 99660032), (32, 93431280), (40, 74745024), (48, 62287520), (60, 49830016), (64, 46715640), (80, 37372512), (96, 31143760), (120, 24915008), (128, 23357820), (160, 18686256), (192, 15571880), (240, 12457504), (256, 11678910), (320, 9343128), (384, 7785940), (480, 6228752), (512, 5839455), (640, 4671564), (768, 3892970), (960, 3114376), (1280, 2335782), (1536, 1946485), (1920, 1557188), (2560, 1167891), (3840, 778594), (7680, 389297)]