81163236480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{3491}}^1\times {\mathrm{12109}}^1$

素因数の和:15622

約数の個数: 128

約数和(自身を含む): 258803294400

約数和(自身を除く): 177640057920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 3491, 6982, 10473, 12109, 13964, 17455, 20946, 24218, 27928, 34910, 36327, 41892, 48436, 52365, 55856, 60545, 69820, 72654, 83784, 96872, 104730, 111712, 121090, 139640, 145308, 167568, 181635, 193744, 209460, 223424, 242180, 279280, 290616, 335136, 363270, 387488, 418920, 446848, 484360, 558560, 581232, 670272, 726540, 774976, 837840, 968720, 1117120, 1162464, 1340544, 1453080, 1549952, 1675680, 1937440, 2234240, 2324928, 2906160, 3351360, 3874880, 4649856, 5812320, 6702720, 7749760, 11624640, 23249280, 42272519, 84545038, 126817557, 169090076, 211362595, 253635114, 338180152, 422725190, 507270228, 634087785, 676360304, 845450380, 1014540456, 1268175570, 1352720608, 1690900760, 2029080912, 2536351140, 2705441216, 3381801520, 4058161824, 5072702280, 5410882432, 6763603040, 8116323648, 10145404560, 13527206080, 16232647296, 20290809120, 27054412160, 40581618240, 81163236480]

約数ペア:

[(1, 81163236480), (2, 40581618240), (3, 27054412160), (4, 20290809120), (5, 16232647296), (6, 13527206080), (8, 10145404560), (10, 8116323648), (12, 6763603040), (15, 5410882432), (16, 5072702280), (20, 4058161824), (24, 3381801520), (30, 2705441216), (32, 2536351140), (40, 2029080912), (48, 1690900760), (60, 1352720608), (64, 1268175570), (80, 1014540456), (96, 845450380), (120, 676360304), (128, 634087785), (160, 507270228), (192, 422725190), (240, 338180152), (320, 253635114), (384, 211362595), (480, 169090076), (640, 126817557), (960, 84545038), (1920, 42272519), (3491, 23249280), (6982, 11624640), (10473, 7749760), (12109, 6702720), (13964, 5812320), (17455, 4649856), (20946, 3874880), (24218, 3351360), (27928, 2906160), (34910, 2324928), (36327, 2234240), (41892, 1937440), (48436, 1675680), (52365, 1549952), (55856, 1453080), (60545, 1340544), (69820, 1162464), (72654, 1117120), (83784, 968720), (96872, 837840), (104730, 774976), (111712, 726540), (121090, 670272), (139640, 581232), (145308, 558560), (167568, 484360), (181635, 446848), (193744, 418920), (209460, 387488), (223424, 363270), (242180, 335136), (279280, 290616)]