217242270

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{839}}^1$

素因数の和:999

約数の個数: 128

約数和(自身を含む): 667699200

約数和(自身を除く): 450456930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 137, 189, 210, 270, 274, 315, 378, 411, 630, 685, 822, 839, 945, 959, 1233, 1370, 1678, 1890, 1918, 2055, 2466, 2517, 2877, 3699, 4110, 4195, 4795, 5034, 5754, 5873, 6165, 7398, 7551, 8390, 8631, 9590, 11746, 12330, 12585, 14385, 15102, 17262, 17619, 18495, 22653, 25170, 25893, 28770, 29365, 35238, 36990, 37755, 43155, 45306, 51786, 52857, 58730, 75510, 86310, 88095, 105714, 113265, 114943, 129465, 158571, 176190, 226530, 229886, 258930, 264285, 317142, 344829, 528570, 574715, 689658, 792855, 804601, 1034487, 1149430, 1585710, 1609202, 1724145, 2068974, 2413803, 3103461, 3448290, 4023005, 4827606, 5172435, 6206922, 7241409, 8046010, 10344870, 12069015, 14482818, 15517305, 21724227, 24138030, 31034610, 36207045, 43448454, 72414090, 108621135, 217242270]

約数ペア:

[(1, 217242270), (2, 108621135), (3, 72414090), (5, 43448454), (6, 36207045), (7, 31034610), (9, 24138030), (10, 21724227), (14, 15517305), (15, 14482818), (18, 12069015), (21, 10344870), (27, 8046010), (30, 7241409), (35, 6206922), (42, 5172435), (45, 4827606), (54, 4023005), (63, 3448290), (70, 3103461), (90, 2413803), (105, 2068974), (126, 1724145), (135, 1609202), (137, 1585710), (189, 1149430), (210, 1034487), (270, 804601), (274, 792855), (315, 689658), (378, 574715), (411, 528570), (630, 344829), (685, 317142), (822, 264285), (839, 258930), (945, 229886), (959, 226530), (1233, 176190), (1370, 158571), (1678, 129465), (1890, 114943), (1918, 113265), (2055, 105714), (2466, 88095), (2517, 86310), (2877, 75510), (3699, 58730), (4110, 52857), (4195, 51786), (4795, 45306), (5034, 43155), (5754, 37755), (5873, 36990), (6165, 35238), (7398, 29365), (7551, 28770), (8390, 25893), (8631, 25170), (9590, 22653), (11746, 18495), (12330, 17619), (12585, 17262), (14385, 15102)]