154960820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{25741}}^1$

素因数の和:25800

約数の個数: 48

約数和(自身を含む): 380569728

約数和(自身を除く): 225608908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 25741, 51482, 102964, 128705, 180187, 257410, 360374, 514820, 720748, 900935, 1106863, 1801870, 2213726, 3603740, 4427452, 5534315, 7748041, 11068630, 15496082, 22137260, 30992164, 38740205, 77480410, 154960820]

約数ペア:

[(1, 154960820), (2, 77480410), (4, 38740205), (5, 30992164), (7, 22137260), (10, 15496082), (14, 11068630), (20, 7748041), (28, 5534315), (35, 4427452), (43, 3603740), (70, 2213726), (86, 1801870), (140, 1106863), (172, 900935), (215, 720748), (301, 514820), (430, 360374), (602, 257410), (860, 180187), (1204, 128705), (1505, 102964), (3010, 51482), (6020, 25741)]