261679320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{103841}}^1$

素因数の和:103865

約数の個数: 96

約数和(自身を含む): 971961120

約数和(自身を除く): 710281800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 103841, 207682, 311523, 415364, 519205, 623046, 726887, 830728, 934569, 1038410, 1246092, 1453774, 1557615, 1869138, 2076820, 2180661, 2492184, 2907548, 3115230, 3634435, 3738276, 4153640, 4361322, 4672845, 5815096, 6230460, 6541983, 7268870, 7476552, 8722644, 9345690, 10903305, 12460920, 13083966, 14537740, 17445288, 18691380, 21806610, 26167932, 29075480, 32709915, 37382760, 43613220, 52335864, 65419830, 87226440, 130839660, 261679320]

約数ペア:

[(1, 261679320), (2, 130839660), (3, 87226440), (4, 65419830), (5, 52335864), (6, 43613220), (7, 37382760), (8, 32709915), (9, 29075480), (10, 26167932), (12, 21806610), (14, 18691380), (15, 17445288), (18, 14537740), (20, 13083966), (21, 12460920), (24, 10903305), (28, 9345690), (30, 8722644), (35, 7476552), (36, 7268870), (40, 6541983), (42, 6230460), (45, 5815096), (56, 4672845), (60, 4361322), (63, 4153640), (70, 3738276), (72, 3634435), (84, 3115230), (90, 2907548), (105, 2492184), (120, 2180661), (126, 2076820), (140, 1869138), (168, 1557615), (180, 1453774), (210, 1246092), (252, 1038410), (280, 934569), (315, 830728), (360, 726887), (420, 623046), (504, 519205), (630, 415364), (840, 311523), (1260, 207682), (2520, 103841)]