164764040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2957}}^1$

素因数の和:3174

約数の個数: 64

約数和(自身を含む): 425952000

約数和(自身を除く): 261187960

約数列:

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

約数ペア:

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