209984010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{2689}}^1$

素因数の和:2855

約数の個数: 64

約数和(自身を含む): 534556800

約数和(自身を除く): 324572790

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 137, 190, 274, 285, 411, 570, 685, 822, 1370, 2055, 2603, 2689, 4110, 5206, 5378, 7809, 8067, 13015, 13445, 15618, 16134, 26030, 26890, 39045, 40335, 51091, 78090, 80670, 102182, 153273, 255455, 306546, 368393, 510910, 736786, 766365, 1105179, 1532730, 1841965, 2210358, 3683930, 5525895, 6999467, 11051790, 13998934, 20998401, 34997335, 41996802, 69994670, 104992005, 209984010]

約数ペア:

[(1, 209984010), (2, 104992005), (3, 69994670), (5, 41996802), (6, 34997335), (10, 20998401), (15, 13998934), (19, 11051790), (30, 6999467), (38, 5525895), (57, 3683930), (95, 2210358), (114, 1841965), (137, 1532730), (190, 1105179), (274, 766365), (285, 736786), (411, 510910), (570, 368393), (685, 306546), (822, 255455), (1370, 153273), (2055, 102182), (2603, 80670), (2689, 78090), (4110, 51091), (5206, 40335), (5378, 39045), (7809, 26890), (8067, 26030), (13015, 16134), (13445, 15618)]