201918360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{240379}}^1$

素因数の和:240400

約数の個数: 64

約数和(自身を含む): 692294400

約数和(自身を除く): 490376040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 240379, 480758, 721137, 961516, 1201895, 1442274, 1682653, 1923032, 2403790, 2884548, 3365306, 3605685, 4807580, 5047959, 5769096, 6730612, 7211370, 8413265, 9615160, 10095918, 13461224, 14422740, 16826530, 20191836, 25239795, 28845480, 33653060, 40383672, 50479590, 67306120, 100959180, 201918360]

約数ペア:

[(1, 201918360), (2, 100959180), (3, 67306120), (4, 50479590), (5, 40383672), (6, 33653060), (7, 28845480), (8, 25239795), (10, 20191836), (12, 16826530), (14, 14422740), (15, 13461224), (20, 10095918), (21, 9615160), (24, 8413265), (28, 7211370), (30, 6730612), (35, 5769096), (40, 5047959), (42, 4807580), (56, 3605685), (60, 3365306), (70, 2884548), (84, 2403790), (105, 1923032), (120, 1682653), (140, 1442274), (168, 1201895), (210, 961516), (280, 721137), (420, 480758), (840, 240379)]