205619106

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:304

約数の個数: 128

約数和(自身を含む): 539136000

約数和(自身を除く): 333516894

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 58, 66, 77, 87, 103, 149, 154, 174, 203, 206, 231, 298, 309, 319, 406, 447, 462, 609, 618, 638, 721, 894, 957, 1043, 1133, 1218, 1442, 1639, 1914, 2086, 2163, 2233, 2266, 2987, 3129, 3278, 3399, 4321, 4326, 4466, 4917, 5974, 6258, 6699, 6798, 7931, 8642, 8961, 9834, 11473, 12963, 13398, 15347, 15862, 17922, 20909, 22946, 23793, 25926, 30247, 30694, 32857, 34419, 41818, 46041, 47531, 47586, 60494, 62727, 65714, 68838, 90741, 92082, 95062, 98571, 107429, 125454, 142593, 168817, 181482, 197142, 214858, 229999, 285186, 322287, 332717, 337634, 445063, 459998, 506451, 644574, 665434, 689997, 890126, 998151, 1012902, 1181719, 1335189, 1379994, 1996302, 2363438, 2670378, 3115441, 3545157, 4895693, 6230882, 7090314, 9346323, 9791386, 14687079, 18692646, 29374158, 34269851, 68539702, 102809553, 205619106]

約数ペア:

[(1, 205619106), (2, 102809553), (3, 68539702), (6, 34269851), (7, 29374158), (11, 18692646), (14, 14687079), (21, 9791386), (22, 9346323), (29, 7090314), (33, 6230882), (42, 4895693), (58, 3545157), (66, 3115441), (77, 2670378), (87, 2363438), (103, 1996302), (149, 1379994), (154, 1335189), (174, 1181719), (203, 1012902), (206, 998151), (231, 890126), (298, 689997), (309, 665434), (319, 644574), (406, 506451), (447, 459998), (462, 445063), (609, 337634), (618, 332717), (638, 322287), (721, 285186), (894, 229999), (957, 214858), (1043, 197142), (1133, 181482), (1218, 168817), (1442, 142593), (1639, 125454), (1914, 107429), (2086, 98571), (2163, 95062), (2233, 92082), (2266, 90741), (2987, 68838), (3129, 65714), (3278, 62727), (3399, 60494), (4321, 47586), (4326, 47531), (4466, 46041), (4917, 41818), (5974, 34419), (6258, 32857), (6699, 30694), (6798, 30247), (7931, 25926), (8642, 23793), (8961, 22946), (9834, 20909), (11473, 17922), (12963, 15862), (13398, 15347)]