210252840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{250301}}^1$

素因数の和:250322

約数の個数: 64

約数和(自身を含む): 720869760

約数和(自身を除く): 510616920

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, 250301, 500602, 750903, 1001204, 1251505, 1501806, 1752107, 2002408, 2503010, 3003612, 3504214, 3754515, 5006020, 5256321, 6007224, 7008428, 7509030, 8760535, 10012040, 10512642, 14016856, 15018060, 17521070, 21025284, 26281605, 30036120, 35042140, 42050568, 52563210, 70084280, 105126420, 210252840]

約数ペア:

[(1, 210252840), (2, 105126420), (3, 70084280), (4, 52563210), (5, 42050568), (6, 35042140), (7, 30036120), (8, 26281605), (10, 21025284), (12, 17521070), (14, 15018060), (15, 14016856), (20, 10512642), (21, 10012040), (24, 8760535), (28, 7509030), (30, 7008428), (35, 6007224), (40, 5256321), (42, 5006020), (56, 3754515), (60, 3504214), (70, 3003612), (84, 2503010), (105, 2002408), (120, 1752107), (140, 1501806), (168, 1251505), (210, 1001204), (280, 750903), (420, 500602), (840, 250301)]