209645856

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{103991}}^1$

素因数の和:104014

約数の個数: 72

約数和(自身を含む): 681355584

約数和(自身を除く): 471709728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 103991, 207982, 311973, 415964, 623946, 727937, 831928, 935919, 1247892, 1455874, 1663856, 1871838, 2183811, 2495784, 2911748, 3327712, 3743676, 4367622, 4991568, 5823496, 6551433, 7487352, 8735244, 9983136, 11646992, 13102866, 14974704, 17470488, 23293984, 26205732, 29949408, 34940976, 52411464, 69881952, 104822928, 209645856]

約数ペア:

[(1, 209645856), (2, 104822928), (3, 69881952), (4, 52411464), (6, 34940976), (7, 29949408), (8, 26205732), (9, 23293984), (12, 17470488), (14, 14974704), (16, 13102866), (18, 11646992), (21, 9983136), (24, 8735244), (28, 7487352), (32, 6551433), (36, 5823496), (42, 4991568), (48, 4367622), (56, 3743676), (63, 3327712), (72, 2911748), (84, 2495784), (96, 2183811), (112, 1871838), (126, 1663856), (144, 1455874), (168, 1247892), (224, 935919), (252, 831928), (288, 727937), (336, 623946), (504, 415964), (672, 311973), (1008, 207982), (2016, 103991)]