220996656

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:395

約数の個数: 120

約数和(自身を含む): 636643280

約数和(自身を除く): 415646624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 139, 144, 181, 183, 244, 278, 362, 366, 417, 488, 543, 549, 556, 724, 732, 834, 976, 1086, 1098, 1112, 1251, 1448, 1464, 1629, 1668, 2172, 2196, 2224, 2502, 2896, 2928, 3258, 3336, 4344, 4392, 5004, 6516, 6672, 8479, 8688, 8784, 10008, 11041, 13032, 16958, 20016, 22082, 25159, 25437, 26064, 33123, 33916, 44164, 50318, 50874, 66246, 67832, 75477, 76311, 88328, 99369, 100636, 101748, 132492, 135664, 150954, 152622, 176656, 198738, 201272, 203496, 226431, 264984, 301908, 305244, 397476, 402544, 406992, 452862, 529968, 603816, 610488, 794952, 905724, 1207632, 1220976, 1534699, 1589904, 1811448, 3069398, 3622896, 4604097, 6138796, 9208194, 12277592, 13812291, 18416388, 24555184, 27624582, 36832776, 55249164, 73665552, 110498328, 220996656]

約数ペア:

[(1, 220996656), (2, 110498328), (3, 73665552), (4, 55249164), (6, 36832776), (8, 27624582), (9, 24555184), (12, 18416388), (16, 13812291), (18, 12277592), (24, 9208194), (36, 6138796), (48, 4604097), (61, 3622896), (72, 3069398), (122, 1811448), (139, 1589904), (144, 1534699), (181, 1220976), (183, 1207632), (244, 905724), (278, 794952), (362, 610488), (366, 603816), (417, 529968), (488, 452862), (543, 406992), (549, 402544), (556, 397476), (724, 305244), (732, 301908), (834, 264984), (976, 226431), (1086, 203496), (1098, 201272), (1112, 198738), (1251, 176656), (1448, 152622), (1464, 150954), (1629, 135664), (1668, 132492), (2172, 101748), (2196, 100636), (2224, 99369), (2502, 88328), (2896, 76311), (2928, 75477), (3258, 67832), (3336, 66246), (4344, 50874), (4392, 50318), (5004, 44164), (6516, 33916), (6672, 33123), (8479, 26064), (8688, 25437), (8784, 25159), (10008, 22082), (11041, 20016), (13032, 16958)]