18519060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6299}}^1$

素因数の和:6325

約数の個数: 72

約数和(自身を含む): 60328800

約数和(自身を除く): 41809740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6299, 12598, 18897, 25196, 31495, 37794, 44093, 62990, 75588, 88186, 94485, 125980, 132279, 176372, 188970, 220465, 264558, 308651, 377940, 440930, 529116, 617302, 661395, 881860, 925953, 1234604, 1322790, 1543255, 1851906, 2645580, 3086510, 3703812, 4629765, 6173020, 9259530, 18519060]

約数ペア:

[(1, 18519060), (2, 9259530), (3, 6173020), (4, 4629765), (5, 3703812), (6, 3086510), (7, 2645580), (10, 1851906), (12, 1543255), (14, 1322790), (15, 1234604), (20, 925953), (21, 881860), (28, 661395), (30, 617302), (35, 529116), (42, 440930), (49, 377940), (60, 308651), (70, 264558), (84, 220465), (98, 188970), (105, 176372), (140, 132279), (147, 125980), (196, 94485), (210, 88186), (245, 75588), (294, 62990), (420, 44093), (490, 37794), (588, 31495), (735, 25196), (980, 18897), (1470, 12598), (2940, 6299)]