205166640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1259}}^1$

素因数の和:1379

約数の個数: 160

約数和(自身を含む): 734952960

約数和(自身を除く): 529786320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 97, 105, 112, 120, 140, 168, 194, 210, 240, 280, 291, 336, 388, 420, 485, 560, 582, 679, 776, 840, 970, 1164, 1259, 1358, 1455, 1552, 1680, 1940, 2037, 2328, 2518, 2716, 2910, 3395, 3777, 3880, 4074, 4656, 5036, 5432, 5820, 6295, 6790, 7554, 7760, 8148, 8813, 10072, 10185, 10864, 11640, 12590, 13580, 15108, 16296, 17626, 18885, 20144, 20370, 23280, 25180, 26439, 27160, 30216, 32592, 35252, 37770, 40740, 44065, 50360, 52878, 54320, 60432, 70504, 75540, 81480, 88130, 100720, 105756, 122123, 132195, 141008, 151080, 162960, 176260, 211512, 244246, 264390, 302160, 352520, 366369, 423024, 488492, 528780, 610615, 705040, 732738, 854861, 976984, 1057560, 1221230, 1465476, 1709722, 1831845, 1953968, 2115120, 2442460, 2564583, 2930952, 3419444, 3663690, 4274305, 4884920, 5129166, 5861904, 6838888, 7327380, 8548610, 9769840, 10258332, 12822915, 13677776, 14654760, 17097220, 20516664, 25645830, 29309520, 34194440, 41033328, 51291660, 68388880, 102583320, 205166640]

約数ペア:

[(1, 205166640), (2, 102583320), (3, 68388880), (4, 51291660), (5, 41033328), (6, 34194440), (7, 29309520), (8, 25645830), (10, 20516664), (12, 17097220), (14, 14654760), (15, 13677776), (16, 12822915), (20, 10258332), (21, 9769840), (24, 8548610), (28, 7327380), (30, 6838888), (35, 5861904), (40, 5129166), (42, 4884920), (48, 4274305), (56, 3663690), (60, 3419444), (70, 2930952), (80, 2564583), (84, 2442460), (97, 2115120), (105, 1953968), (112, 1831845), (120, 1709722), (140, 1465476), (168, 1221230), (194, 1057560), (210, 976984), (240, 854861), (280, 732738), (291, 705040), (336, 610615), (388, 528780), (420, 488492), (485, 423024), (560, 366369), (582, 352520), (679, 302160), (776, 264390), (840, 244246), (970, 211512), (1164, 176260), (1259, 162960), (1358, 151080), (1455, 141008), (1552, 132195), (1680, 122123), (1940, 105756), (2037, 100720), (2328, 88130), (2518, 81480), (2716, 75540), (2910, 70504), (3395, 60432), (3777, 54320), (3880, 52878), (4074, 50360), (4656, 44065), (5036, 40740), (5432, 37770), (5820, 35252), (6295, 32592), (6790, 30216), (7554, 27160), (7760, 26439), (8148, 25180), (8813, 23280), (10072, 20370), (10185, 20144), (10864, 18885), (11640, 17626), (12590, 16296), (13580, 15108)]