208323456

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:508

約数の個数: 128

約数和(自身を含む): 609552000

約数和(自身を除く): 401228544

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 149, 176, 192, 264, 298, 331, 352, 384, 447, 528, 596, 662, 704, 894, 993, 1056, 1192, 1324, 1408, 1639, 1788, 1986, 2112, 2384, 2648, 3278, 3576, 3641, 3972, 4224, 4768, 4917, 5296, 6556, 7152, 7282, 7944, 9536, 9834, 10592, 10923, 13112, 14304, 14564, 15888, 19072, 19668, 21184, 21846, 26224, 28608, 29128, 31776, 39336, 42368, 43692, 49319, 52448, 57216, 58256, 63552, 78672, 87384, 98638, 104896, 116512, 127104, 147957, 157344, 174768, 197276, 209792, 233024, 295914, 314688, 349536, 394552, 466048, 542509, 591828, 629376, 699072, 789104, 1085018, 1183656, 1398144, 1578208, 1627527, 2170036, 2367312, 3156416, 3255054, 4340072, 4734624, 6312832, 6510108, 8680144, 9469248, 13020216, 17360288, 18938496, 26040432, 34720576, 52080864, 69441152, 104161728, 208323456]

約数ペア:

[(1, 208323456), (2, 104161728), (3, 69441152), (4, 52080864), (6, 34720576), (8, 26040432), (11, 18938496), (12, 17360288), (16, 13020216), (22, 9469248), (24, 8680144), (32, 6510108), (33, 6312832), (44, 4734624), (48, 4340072), (64, 3255054), (66, 3156416), (88, 2367312), (96, 2170036), (128, 1627527), (132, 1578208), (149, 1398144), (176, 1183656), (192, 1085018), (264, 789104), (298, 699072), (331, 629376), (352, 591828), (384, 542509), (447, 466048), (528, 394552), (596, 349536), (662, 314688), (704, 295914), (894, 233024), (993, 209792), (1056, 197276), (1192, 174768), (1324, 157344), (1408, 147957), (1639, 127104), (1788, 116512), (1986, 104896), (2112, 98638), (2384, 87384), (2648, 78672), (3278, 63552), (3576, 58256), (3641, 57216), (3972, 52448), (4224, 49319), (4768, 43692), (4917, 42368), (5296, 39336), (6556, 31776), (7152, 29128), (7282, 28608), (7944, 26224), (9536, 21846), (9834, 21184), (10592, 19668), (10923, 19072), (13112, 15888), (14304, 14564)]