209855856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1009}}^1$

素因数の和:1646

約数の個数: 80

約数和(自身を含む): 621190400

約数和(自身を除く): 411334544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 619, 1009, 1238, 1857, 2018, 2476, 3027, 3714, 4036, 4333, 4952, 6054, 7063, 7428, 8072, 8666, 9904, 12108, 12999, 14126, 14856, 16144, 17332, 21189, 24216, 25998, 28252, 29712, 34664, 42378, 48432, 51996, 56504, 69328, 84756, 103992, 113008, 169512, 207984, 339024, 624571, 1249142, 1873713, 2498284, 3747426, 4371997, 4996568, 7494852, 8743994, 9993136, 13115991, 14989704, 17487988, 26231982, 29979408, 34975976, 52463964, 69951952, 104927928, 209855856]

約数ペア:

[(1, 209855856), (2, 104927928), (3, 69951952), (4, 52463964), (6, 34975976), (7, 29979408), (8, 26231982), (12, 17487988), (14, 14989704), (16, 13115991), (21, 9993136), (24, 8743994), (28, 7494852), (42, 4996568), (48, 4371997), (56, 3747426), (84, 2498284), (112, 1873713), (168, 1249142), (336, 624571), (619, 339024), (1009, 207984), (1238, 169512), (1857, 113008), (2018, 103992), (2476, 84756), (3027, 69328), (3714, 56504), (4036, 51996), (4333, 48432), (4952, 42378), (6054, 34664), (7063, 29712), (7428, 28252), (8072, 25998), (8666, 24216), (9904, 21189), (12108, 17332), (12999, 16144), (14126, 14856)]