209939968

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3083}}^1$

素因数の和:3127

約数の個数: 80

約数和(自身を含む): 504789120

約数和(自身を除く): 294849152

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 512, 532, 608, 896, 1064, 1216, 1792, 2128, 2432, 3083, 3584, 4256, 4864, 6166, 8512, 9728, 12332, 17024, 21581, 24664, 34048, 43162, 49328, 58577, 68096, 86324, 98656, 117154, 172648, 197312, 234308, 345296, 394624, 410039, 468616, 690592, 789248, 820078, 937232, 1381184, 1578496, 1640156, 1874464, 2762368, 3280312, 3748928, 5524736, 6560624, 7497856, 11049472, 13121248, 14995712, 26242496, 29991424, 52484992, 104969984, 209939968]

約数ペア:

[(1, 209939968), (2, 104969984), (4, 52484992), (7, 29991424), (8, 26242496), (14, 14995712), (16, 13121248), (19, 11049472), (28, 7497856), (32, 6560624), (38, 5524736), (56, 3748928), (64, 3280312), (76, 2762368), (112, 1874464), (128, 1640156), (133, 1578496), (152, 1381184), (224, 937232), (256, 820078), (266, 789248), (304, 690592), (448, 468616), (512, 410039), (532, 394624), (608, 345296), (896, 234308), (1064, 197312), (1216, 172648), (1792, 117154), (2128, 98656), (2432, 86324), (3083, 68096), (3584, 58577), (4256, 49328), (4864, 43162), (6166, 34048), (8512, 24664), (9728, 21581), (12332, 17024)]