199990224

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{997}}^1$

素因数の和:1217

約数の個数: 120

約数和(自身を含む): 643510400

約数和(自身を除く): 443520176

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, 199, 252, 336, 398, 504, 597, 796, 997, 1008, 1194, 1393, 1592, 1791, 1994, 2388, 2786, 2991, 3184, 3582, 3988, 4179, 4776, 5572, 5982, 6979, 7164, 7976, 8358, 8973, 9552, 11144, 11964, 12537, 13958, 14328, 15952, 16716, 17946, 20937, 22288, 23928, 25074, 27916, 28656, 33432, 35892, 41874, 47856, 50148, 55832, 62811, 66864, 71784, 83748, 100296, 111664, 125622, 143568, 167496, 198403, 200592, 251244, 334992, 396806, 502488, 595209, 793612, 1004976, 1190418, 1388821, 1587224, 1785627, 2380836, 2777642, 3174448, 3571254, 4166463, 4761672, 5555284, 7142508, 8332926, 9523344, 11110568, 12499389, 14285016, 16665852, 22221136, 24998778, 28570032, 33331704, 49997556, 66663408, 99995112, 199990224]

約数ペア:

[(1, 199990224), (2, 99995112), (3, 66663408), (4, 49997556), (6, 33331704), (7, 28570032), (8, 24998778), (9, 22221136), (12, 16665852), (14, 14285016), (16, 12499389), (18, 11110568), (21, 9523344), (24, 8332926), (28, 7142508), (36, 5555284), (42, 4761672), (48, 4166463), (56, 3571254), (63, 3174448), (72, 2777642), (84, 2380836), (112, 1785627), (126, 1587224), (144, 1388821), (168, 1190418), (199, 1004976), (252, 793612), (336, 595209), (398, 502488), (504, 396806), (597, 334992), (796, 251244), (997, 200592), (1008, 198403), (1194, 167496), (1393, 143568), (1592, 125622), (1791, 111664), (1994, 100296), (2388, 83748), (2786, 71784), (2991, 66864), (3184, 62811), (3582, 55832), (3988, 50148), (4179, 47856), (4776, 41874), (5572, 35892), (5982, 33432), (6979, 28656), (7164, 27916), (7976, 25074), (8358, 23928), (8973, 22288), (9552, 20937), (11144, 17946), (11964, 16716), (12537, 15952), (13958, 14328)]