981894540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{78301}}^1$

素因数の和:78343

約数の個数: 96

約数和(自身を含む): 3157136640

約数和(自身を除く): 2175242100

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 836, 1045, 1140, 1254, 2090, 2508, 3135, 4180, 6270, 12540, 78301, 156602, 234903, 313204, 391505, 469806, 783010, 861311, 939612, 1174515, 1487719, 1566020, 1722622, 2349030, 2583933, 2975438, 3445244, 4306555, 4463157, 4698060, 5167866, 5950876, 7438595, 8613110, 8926314, 10335732, 12919665, 14877190, 16364909, 17226220, 17852628, 22315785, 25839330, 29754380, 32729818, 44631570, 49094727, 51678660, 65459636, 81824545, 89263140, 98189454, 163649090, 196378908, 245473635, 327298180, 490947270, 981894540]

約数ペア:

[(1, 981894540), (2, 490947270), (3, 327298180), (4, 245473635), (5, 196378908), (6, 163649090), (10, 98189454), (11, 89263140), (12, 81824545), (15, 65459636), (19, 51678660), (20, 49094727), (22, 44631570), (30, 32729818), (33, 29754380), (38, 25839330), (44, 22315785), (55, 17852628), (57, 17226220), (60, 16364909), (66, 14877190), (76, 12919665), (95, 10335732), (110, 8926314), (114, 8613110), (132, 7438595), (165, 5950876), (190, 5167866), (209, 4698060), (220, 4463157), (228, 4306555), (285, 3445244), (330, 2975438), (380, 2583933), (418, 2349030), (570, 1722622), (627, 1566020), (660, 1487719), (836, 1174515), (1045, 939612), (1140, 861311), (1254, 783010), (2090, 469806), (2508, 391505), (3135, 313204), (4180, 234903), (6270, 156602), (12540, 78301)]