329528080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2957}}^1$

素因数の和:3176

約数の個数: 80

約数和(自身を含む): 880300800

約数和(自身を除く): 550772720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 199, 280, 398, 560, 796, 995, 1393, 1592, 1990, 2786, 2957, 3184, 3980, 5572, 5914, 6965, 7960, 11144, 11828, 13930, 14785, 15920, 20699, 22288, 23656, 27860, 29570, 41398, 47312, 55720, 59140, 82796, 103495, 111440, 118280, 165592, 206990, 236560, 331184, 413980, 588443, 827960, 1176886, 1655920, 2353772, 2942215, 4119101, 4707544, 5884430, 8238202, 9415088, 11768860, 16476404, 20595505, 23537720, 32952808, 41191010, 47075440, 65905616, 82382020, 164764040, 329528080]

約数ペア:

[(1, 329528080), (2, 164764040), (4, 82382020), (5, 65905616), (7, 47075440), (8, 41191010), (10, 32952808), (14, 23537720), (16, 20595505), (20, 16476404), (28, 11768860), (35, 9415088), (40, 8238202), (56, 5884430), (70, 4707544), (80, 4119101), (112, 2942215), (140, 2353772), (199, 1655920), (280, 1176886), (398, 827960), (560, 588443), (796, 413980), (995, 331184), (1393, 236560), (1592, 206990), (1990, 165592), (2786, 118280), (2957, 111440), (3184, 103495), (3980, 82796), (5572, 59140), (5914, 55720), (6965, 47312), (7960, 41398), (11144, 29570), (11828, 27860), (13930, 23656), (14785, 22288), (15920, 20699)]