206867640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{246271}}^1$

素因数の和:246292

約数の個数: 64

約数和(自身を含む): 709263360

約数和(自身を除く): 502395720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 246271, 492542, 738813, 985084, 1231355, 1477626, 1723897, 1970168, 2462710, 2955252, 3447794, 3694065, 4925420, 5171691, 5910504, 6895588, 7388130, 8619485, 9850840, 10343382, 13791176, 14776260, 17238970, 20686764, 25858455, 29552520, 34477940, 41373528, 51716910, 68955880, 103433820, 206867640]

約数ペア:

[(1, 206867640), (2, 103433820), (3, 68955880), (4, 51716910), (5, 41373528), (6, 34477940), (7, 29552520), (8, 25858455), (10, 20686764), (12, 17238970), (14, 14776260), (15, 13791176), (20, 10343382), (21, 9850840), (24, 8619485), (28, 7388130), (30, 6895588), (35, 5910504), (40, 5171691), (42, 4925420), (56, 3694065), (60, 3447794), (70, 2955252), (84, 2462710), (105, 1970168), (120, 1723897), (140, 1477626), (168, 1231355), (210, 985084), (280, 738813), (420, 492542), (840, 246271)]