207837090

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{256589}}^1$

素因数の和:256608

約数の個数: 40

約数和(自身を含む): 558853020

約数和(自身を除く): 351015930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 256589, 513178, 769767, 1282945, 1539534, 2309301, 2565890, 3848835, 4618602, 6927903, 7697670, 11546505, 13855806, 20783709, 23093010, 34639515, 41567418, 69279030, 103918545, 207837090]

約数ペア:

[(1, 207837090), (2, 103918545), (3, 69279030), (5, 41567418), (6, 34639515), (9, 23093010), (10, 20783709), (15, 13855806), (18, 11546505), (27, 7697670), (30, 6927903), (45, 4618602), (54, 3848835), (81, 2565890), (90, 2309301), (135, 1539534), (162, 1282945), (270, 769767), (405, 513178), (810, 256589)]