203757540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{485137}}^1$

素因数の和:485156

約数の個数: 48

約数和(自身を含む): 652025472

約数和(自身を除く): 448267932

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, 485137, 970274, 1455411, 1940548, 2425685, 2910822, 3395959, 4851370, 5821644, 6791918, 7277055, 9702740, 10187877, 13583836, 14554110, 16979795, 20375754, 29108220, 33959590, 40751508, 50939385, 67919180, 101878770, 203757540]

約数ペア:

[(1, 203757540), (2, 101878770), (3, 67919180), (4, 50939385), (5, 40751508), (6, 33959590), (7, 29108220), (10, 20375754), (12, 16979795), (14, 14554110), (15, 13583836), (20, 10187877), (21, 9702740), (28, 7277055), (30, 6791918), (35, 5821644), (42, 4851370), (60, 3395959), (70, 2910822), (84, 2425685), (105, 1940548), (140, 1455411), (210, 970274), (420, 485137)]