205462320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{122299}}^1$

素因数の和:122322

約数の個数: 80

約数和(自身を含む): 727929600

約数和(自身を除く): 522467280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 122299, 244598, 366897, 489196, 611495, 733794, 856093, 978392, 1222990, 1467588, 1712186, 1834485, 1956784, 2445980, 2568279, 2935176, 3424372, 3668970, 4280465, 4891960, 5136558, 5870352, 6848744, 7337940, 8560930, 9783920, 10273116, 12841395, 13697488, 14675880, 17121860, 20546232, 25682790, 29351760, 34243720, 41092464, 51365580, 68487440, 102731160, 205462320]

約数ペア:

[(1, 205462320), (2, 102731160), (3, 68487440), (4, 51365580), (5, 41092464), (6, 34243720), (7, 29351760), (8, 25682790), (10, 20546232), (12, 17121860), (14, 14675880), (15, 13697488), (16, 12841395), (20, 10273116), (21, 9783920), (24, 8560930), (28, 7337940), (30, 6848744), (35, 5870352), (40, 5136558), (42, 4891960), (48, 4280465), (56, 3668970), (60, 3424372), (70, 2935176), (80, 2568279), (84, 2445980), (105, 1956784), (112, 1834485), (120, 1712186), (140, 1467588), (168, 1222990), (210, 978392), (240, 856093), (280, 733794), (336, 611495), (420, 489196), (560, 366897), (840, 244598), (1680, 122299)]