221539248

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{811}}^1$

素因数の和:1103

約数の個数: 120

約数和(自身を含む): 712065536

約数和(自身を除く): 490526288

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 271, 336, 504, 542, 811, 813, 1008, 1084, 1622, 1626, 1897, 2168, 2433, 2439, 3244, 3252, 3794, 4336, 4866, 4878, 5677, 5691, 6488, 6504, 7299, 7588, 9732, 9756, 11354, 11382, 12976, 13008, 14598, 15176, 17031, 17073, 19464, 19512, 22708, 22764, 29196, 30352, 34062, 34146, 38928, 39024, 45416, 45528, 51093, 58392, 68124, 68292, 90832, 91056, 102186, 116784, 136248, 136584, 204372, 219781, 272496, 273168, 408744, 439562, 659343, 817488, 879124, 1318686, 1538467, 1758248, 1978029, 2637372, 3076934, 3516496, 3956058, 4615401, 5274744, 6153868, 7912116, 9230802, 10549488, 12307736, 13846203, 15824232, 18461604, 24615472, 27692406, 31648464, 36923208, 55384812, 73846416, 110769624, 221539248]

約数ペア:

[(1, 221539248), (2, 110769624), (3, 73846416), (4, 55384812), (6, 36923208), (7, 31648464), (8, 27692406), (9, 24615472), (12, 18461604), (14, 15824232), (16, 13846203), (18, 12307736), (21, 10549488), (24, 9230802), (28, 7912116), (36, 6153868), (42, 5274744), (48, 4615401), (56, 3956058), (63, 3516496), (72, 3076934), (84, 2637372), (112, 1978029), (126, 1758248), (144, 1538467), (168, 1318686), (252, 879124), (271, 817488), (336, 659343), (504, 439562), (542, 408744), (811, 273168), (813, 272496), (1008, 219781), (1084, 204372), (1622, 136584), (1626, 136248), (1897, 116784), (2168, 102186), (2433, 91056), (2439, 90832), (3244, 68292), (3252, 68124), (3794, 58392), (4336, 51093), (4866, 45528), (4878, 45416), (5677, 39024), (5691, 38928), (6488, 34146), (6504, 34062), (7299, 30352), (7588, 29196), (9732, 22764), (9756, 22708), (11354, 19512), (11382, 19464), (12976, 17073), (13008, 17031), (14598, 15176)]