255639870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149497}}^1$

素因数の和:149529

約数の個数: 48

約数和(自身を含む): 699650640

約数和(自身を除く): 444010770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 149497, 298994, 448491, 747485, 896982, 1345473, 1494970, 2242455, 2690946, 2840443, 4484910, 5680886, 6727365, 8521329, 13454730, 14202215, 17042658, 25563987, 28404430, 42606645, 51127974, 85213290, 127819935, 255639870]

約数ペア:

[(1, 255639870), (2, 127819935), (3, 85213290), (5, 51127974), (6, 42606645), (9, 28404430), (10, 25563987), (15, 17042658), (18, 14202215), (19, 13454730), (30, 8521329), (38, 6727365), (45, 5680886), (57, 4484910), (90, 2840443), (95, 2690946), (114, 2242455), (171, 1494970), (190, 1345473), (285, 896982), (342, 747485), (570, 448491), (855, 298994), (1710, 149497)]