210516941680

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1\times {\mathrm{75161}}^1$

素因数の和:75554

約数の個数: 80

約数和(自身を含む): 494784831744

約数和(自身を除く): 284267890064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 223, 314, 446, 628, 785, 892, 1115, 1256, 1570, 1784, 2230, 2512, 3140, 3568, 4460, 6280, 8920, 12560, 17840, 35011, 70022, 75161, 140044, 150322, 175055, 280088, 300644, 350110, 375805, 560176, 601288, 700220, 751610, 1202576, 1400440, 1503220, 2800880, 3006440, 6012880, 11800277, 16760903, 23600554, 33521806, 47201108, 59001385, 67043612, 83804515, 94402216, 118002770, 134087224, 167609030, 188804432, 236005540, 268174448, 335218060, 472011080, 670436120, 944022160, 1340872240, 2631461771, 5262923542, 10525847084, 13157308855, 21051694168, 26314617710, 42103388336, 52629235420, 105258470840, 210516941680]

約数ペア:

[(1, 210516941680), (2, 105258470840), (4, 52629235420), (5, 42103388336), (8, 26314617710), (10, 21051694168), (16, 13157308855), (20, 10525847084), (40, 5262923542), (80, 2631461771), (157, 1340872240), (223, 944022160), (314, 670436120), (446, 472011080), (628, 335218060), (785, 268174448), (892, 236005540), (1115, 188804432), (1256, 167609030), (1570, 134087224), (1784, 118002770), (2230, 94402216), (2512, 83804515), (3140, 67043612), (3568, 59001385), (4460, 47201108), (6280, 33521806), (8920, 23600554), (12560, 16760903), (17840, 11800277), (35011, 6012880), (70022, 3006440), (75161, 2800880), (140044, 1503220), (150322, 1400440), (175055, 1202576), (280088, 751610), (300644, 700220), (350110, 601288), (375805, 560176)]