31434930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:656

約数の個数: 96

約数和(自身を含む): 88957440

約数和(自身を除く): 57522510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 31, 38, 45, 57, 62, 90, 93, 95, 114, 155, 171, 186, 190, 279, 285, 310, 342, 465, 558, 570, 589, 593, 855, 930, 1178, 1186, 1395, 1710, 1767, 1779, 2790, 2945, 2965, 3534, 3558, 5301, 5337, 5890, 5930, 8835, 8895, 10602, 10674, 11267, 17670, 17790, 18383, 22534, 26505, 26685, 33801, 36766, 53010, 53370, 55149, 56335, 67602, 91915, 101403, 110298, 112670, 165447, 169005, 183830, 202806, 275745, 330894, 338010, 349277, 507015, 551490, 698554, 827235, 1014030, 1047831, 1654470, 1746385, 2095662, 3143493, 3492770, 5239155, 6286986, 10478310, 15717465, 31434930]

約数ペア:

[(1, 31434930), (2, 15717465), (3, 10478310), (5, 6286986), (6, 5239155), (9, 3492770), (10, 3143493), (15, 2095662), (18, 1746385), (19, 1654470), (30, 1047831), (31, 1014030), (38, 827235), (45, 698554), (57, 551490), (62, 507015), (90, 349277), (93, 338010), (95, 330894), (114, 275745), (155, 202806), (171, 183830), (186, 169005), (190, 165447), (279, 112670), (285, 110298), (310, 101403), (342, 91915), (465, 67602), (558, 56335), (570, 55149), (589, 53370), (593, 53010), (855, 36766), (930, 33801), (1178, 26685), (1186, 26505), (1395, 22534), (1710, 18383), (1767, 17790), (1779, 17670), (2790, 11267), (2945, 10674), (2965, 10602), (3534, 8895), (3558, 8835), (5301, 5930), (5337, 5890)]