160811520

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{20939}}^1$

素因数の和:20965

約数の個数: 80

約数和(自身を含む): 514118880

約数和(自身を除く): 353307360

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, 20939, 41878, 62817, 83756, 104695, 125634, 167512, 209390, 251268, 314085, 335024, 418780, 502536, 628170, 670048, 837560, 1005072, 1256340, 1340096, 1675120, 2010144, 2512680, 2680192, 3350240, 4020288, 5025360, 5360384, 6700480, 8040576, 10050720, 10720768, 13400960, 16081152, 20101440, 26801920, 32162304, 40202880, 53603840, 80405760, 160811520]

約数ペア:

[(1, 160811520), (2, 80405760), (3, 53603840), (4, 40202880), (5, 32162304), (6, 26801920), (8, 20101440), (10, 16081152), (12, 13400960), (15, 10720768), (16, 10050720), (20, 8040576), (24, 6700480), (30, 5360384), (32, 5025360), (40, 4020288), (48, 3350240), (60, 2680192), (64, 2512680), (80, 2010144), (96, 1675120), (120, 1340096), (128, 1256340), (160, 1005072), (192, 837560), (240, 670048), (256, 628170), (320, 502536), (384, 418780), (480, 335024), (512, 314085), (640, 251268), (768, 209390), (960, 167512), (1280, 125634), (1536, 104695), (1920, 83756), (2560, 62817), (3840, 41878), (7680, 20939)]