766651480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{13759}}^1$

素因数の和:13976

約数の個数: 64

約数和(自身を含む): 1981440000

約数和(自身を除く): 1214788520

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, 3980, 5572, 6965, 7960, 11144, 13759, 13930, 27518, 27860, 55036, 55720, 68795, 96313, 110072, 137590, 192626, 275180, 385252, 481565, 550360, 770504, 963130, 1926260, 2738041, 3852520, 5476082, 10952164, 13690205, 19166287, 21904328, 27380410, 38332574, 54760820, 76665148, 95831435, 109521640, 153330296, 191662870, 383325740, 766651480]

約数ペア:

[(1, 766651480), (2, 383325740), (4, 191662870), (5, 153330296), (7, 109521640), (8, 95831435), (10, 76665148), (14, 54760820), (20, 38332574), (28, 27380410), (35, 21904328), (40, 19166287), (56, 13690205), (70, 10952164), (140, 5476082), (199, 3852520), (280, 2738041), (398, 1926260), (796, 963130), (995, 770504), (1393, 550360), (1592, 481565), (1990, 385252), (2786, 275180), (3980, 192626), (5572, 137590), (6965, 110072), (7960, 96313), (11144, 68795), (13759, 55720), (13930, 55036), (27518, 27860)]