138395520

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{8009}}^1$

素因数の和:8037

約数の個数: 128

約数和(自身を含む): 490212000

約数和(自身を除く): 351816480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8009, 8640, 16018, 17280, 24027, 32036, 40045, 48054, 64072, 72081, 80090, 96108, 120135, 128144, 144162, 160180, 192216, 216243, 240270, 256288, 288324, 320360, 360405, 384432, 432486, 480540, 512576, 576648, 640720, 720810, 768864, 864972, 961080, 1025152, 1081215, 1153296, 1281440, 1441620, 1537728, 1729944, 1922160, 2162430, 2306592, 2562880, 2883240, 3075456, 3459888, 3844320, 4324860, 4613184, 5125760, 5766480, 6919776, 7688640, 8649720, 9226368, 11532960, 13839552, 15377280, 17299440, 23065920, 27679104, 34598880, 46131840, 69197760, 138395520]

約数ペア:

[(1, 138395520), (2, 69197760), (3, 46131840), (4, 34598880), (5, 27679104), (6, 23065920), (8, 17299440), (9, 15377280), (10, 13839552), (12, 11532960), (15, 9226368), (16, 8649720), (18, 7688640), (20, 6919776), (24, 5766480), (27, 5125760), (30, 4613184), (32, 4324860), (36, 3844320), (40, 3459888), (45, 3075456), (48, 2883240), (54, 2562880), (60, 2306592), (64, 2162430), (72, 1922160), (80, 1729944), (90, 1537728), (96, 1441620), (108, 1281440), (120, 1153296), (128, 1081215), (135, 1025152), (144, 961080), (160, 864972), (180, 768864), (192, 720810), (216, 640720), (240, 576648), (270, 512576), (288, 480540), (320, 432486), (360, 384432), (384, 360405), (432, 320360), (480, 288324), (540, 256288), (576, 240270), (640, 216243), (720, 192216), (864, 160180), (960, 144162), (1080, 128144), (1152, 120135), (1440, 96108), (1728, 80090), (1920, 72081), (2160, 64072), (2880, 48054), (3456, 40045), (4320, 32036), (5760, 24027), (8009, 17280), (8640, 16018)]