291549328

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:444

約数の個数: 80

約数和(自身を含む): 660275200

約数和(自身を除く): 368725872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 127, 199, 206, 254, 398, 412, 508, 721, 796, 824, 889, 1016, 1393, 1442, 1592, 1648, 1778, 2032, 2786, 2884, 3184, 3556, 5572, 5768, 7112, 11144, 11536, 13081, 14224, 20497, 22288, 25273, 26162, 40994, 50546, 52324, 81988, 91567, 101092, 104648, 143479, 163976, 176911, 183134, 202184, 209296, 286958, 327952, 353822, 366268, 404368, 573916, 707644, 732536, 1147832, 1415288, 1465072, 2295664, 2603119, 2830576, 5206238, 10412476, 18221833, 20824952, 36443666, 41649904, 72887332, 145774664, 291549328]

約数ペア:

[(1, 291549328), (2, 145774664), (4, 72887332), (7, 41649904), (8, 36443666), (14, 20824952), (16, 18221833), (28, 10412476), (56, 5206238), (103, 2830576), (112, 2603119), (127, 2295664), (199, 1465072), (206, 1415288), (254, 1147832), (398, 732536), (412, 707644), (508, 573916), (721, 404368), (796, 366268), (824, 353822), (889, 327952), (1016, 286958), (1393, 209296), (1442, 202184), (1592, 183134), (1648, 176911), (1778, 163976), (2032, 143479), (2786, 104648), (2884, 101092), (3184, 91567), (3556, 81988), (5572, 52324), (5768, 50546), (7112, 40994), (11144, 26162), (11536, 25273), (13081, 22288), (14224, 20497)]