16721280

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{2903}}^1$

素因数の和:2928

約数の個数: 96

約数和(自身を含む): 57760560

約数和(自身を除く): 41039280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 2903, 5760, 5806, 8709, 11612, 14515, 17418, 23224, 26127, 29030, 34836, 43545, 46448, 52254, 58060, 69672, 87090, 92896, 104508, 116120, 130635, 139344, 174180, 185792, 209016, 232240, 261270, 278688, 348360, 371584, 418032, 464480, 522540, 557376, 696720, 836064, 928960, 1045080, 1114752, 1393440, 1672128, 1857920, 2090160, 2786880, 3344256, 4180320, 5573760, 8360640, 16721280]

約数ペア:

[(1, 16721280), (2, 8360640), (3, 5573760), (4, 4180320), (5, 3344256), (6, 2786880), (8, 2090160), (9, 1857920), (10, 1672128), (12, 1393440), (15, 1114752), (16, 1045080), (18, 928960), (20, 836064), (24, 696720), (30, 557376), (32, 522540), (36, 464480), (40, 418032), (45, 371584), (48, 348360), (60, 278688), (64, 261270), (72, 232240), (80, 209016), (90, 185792), (96, 174180), (120, 139344), (128, 130635), (144, 116120), (160, 104508), (180, 92896), (192, 87090), (240, 69672), (288, 58060), (320, 52254), (360, 46448), (384, 43545), (480, 34836), (576, 29030), (640, 26127), (720, 23224), (960, 17418), (1152, 14515), (1440, 11612), (1920, 8709), (2880, 5806), (2903, 5760)]