204469860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{486833}}^1$

素因数の和:486852

約数の個数: 48

約数和(自身を含む): 654304896

約数和(自身を除く): 449835036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 486833, 973666, 1460499, 1947332, 2434165, 2920998, 3407831, 4868330, 5841996, 6815662, 7302495, 9736660, 10223493, 13631324, 14604990, 17039155, 20446986, 29209980, 34078310, 40893972, 51117465, 68156620, 102234930, 204469860]

約数ペア:

[(1, 204469860), (2, 102234930), (3, 68156620), (4, 51117465), (5, 40893972), (6, 34078310), (7, 29209980), (10, 20446986), (12, 17039155), (14, 14604990), (15, 13631324), (20, 10223493), (21, 9736660), (28, 7302495), (30, 6815662), (35, 5841996), (42, 4868330), (60, 3407831), (70, 2920998), (84, 2434165), (105, 1947332), (140, 1460499), (210, 973666), (420, 486833)]