209125770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{23159}}^1$

素因数の和:23219

約数の個数: 64

約数和(自身を含む): 586967040

約数和(自身を除く): 377841270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 3010, 4515, 9030, 23159, 46318, 69477, 115795, 138954, 162113, 231590, 324226, 347385, 486339, 694770, 810565, 972678, 995837, 1621130, 1991674, 2431695, 2987511, 4863390, 4979185, 5975022, 6970859, 9958370, 13941718, 14937555, 20912577, 29875110, 34854295, 41825154, 69708590, 104562885, 209125770]

約数ペア:

[(1, 209125770), (2, 104562885), (3, 69708590), (5, 41825154), (6, 34854295), (7, 29875110), (10, 20912577), (14, 14937555), (15, 13941718), (21, 9958370), (30, 6970859), (35, 5975022), (42, 4979185), (43, 4863390), (70, 2987511), (86, 2431695), (105, 1991674), (129, 1621130), (210, 995837), (215, 972678), (258, 810565), (301, 694770), (430, 486339), (602, 347385), (645, 324226), (903, 231590), (1290, 162113), (1505, 138954), (1806, 115795), (3010, 69477), (4515, 46318), (9030, 23159)]