31712760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:797

約数の個数: 96

約数和(自身を含む): 103980240

約数和(自身を除く): 72267480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 137, 180, 274, 360, 411, 548, 643, 685, 822, 1096, 1233, 1286, 1370, 1644, 1929, 2055, 2466, 2572, 2740, 3215, 3288, 3858, 4110, 4932, 5144, 5480, 5787, 6165, 6430, 7716, 8220, 9645, 9864, 11574, 12330, 12860, 15432, 16440, 19290, 23148, 24660, 25720, 28935, 38580, 46296, 49320, 57870, 77160, 88091, 115740, 176182, 231480, 264273, 352364, 440455, 528546, 704728, 792819, 880910, 1057092, 1321365, 1585638, 1761820, 2114184, 2642730, 3171276, 3523640, 3964095, 5285460, 6342552, 7928190, 10570920, 15856380, 31712760]

約数ペア:

[(1, 31712760), (2, 15856380), (3, 10570920), (4, 7928190), (5, 6342552), (6, 5285460), (8, 3964095), (9, 3523640), (10, 3171276), (12, 2642730), (15, 2114184), (18, 1761820), (20, 1585638), (24, 1321365), (30, 1057092), (36, 880910), (40, 792819), (45, 704728), (60, 528546), (72, 440455), (90, 352364), (120, 264273), (137, 231480), (180, 176182), (274, 115740), (360, 88091), (411, 77160), (548, 57870), (643, 49320), (685, 46296), (822, 38580), (1096, 28935), (1233, 25720), (1286, 24660), (1370, 23148), (1644, 19290), (1929, 16440), (2055, 15432), (2466, 12860), (2572, 12330), (2740, 11574), (3215, 9864), (3288, 9645), (3858, 8220), (4110, 7716), (4932, 6430), (5144, 6165), (5480, 5787)]