81234240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{2287}}^1$

素因数の和:2344

約数の個数: 112

約数和(自身を含む): 265005312

約数和(自身を除く): 183771072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 148, 160, 185, 192, 222, 240, 296, 320, 370, 444, 480, 555, 592, 740, 888, 960, 1110, 1184, 1480, 1776, 2220, 2287, 2368, 2960, 3552, 4440, 4574, 5920, 6861, 7104, 8880, 9148, 11435, 11840, 13722, 17760, 18296, 22870, 27444, 34305, 35520, 36592, 45740, 54888, 68610, 73184, 84619, 91480, 109776, 137220, 146368, 169238, 182960, 219552, 253857, 274440, 338476, 365920, 423095, 439104, 507714, 548880, 676952, 731840, 846190, 1015428, 1097760, 1269285, 1353904, 1692380, 2030856, 2195520, 2538570, 2707808, 3384760, 4061712, 5077140, 5415616, 6769520, 8123424, 10154280, 13539040, 16246848, 20308560, 27078080, 40617120, 81234240]

約数ペア:

[(1, 81234240), (2, 40617120), (3, 27078080), (4, 20308560), (5, 16246848), (6, 13539040), (8, 10154280), (10, 8123424), (12, 6769520), (15, 5415616), (16, 5077140), (20, 4061712), (24, 3384760), (30, 2707808), (32, 2538570), (37, 2195520), (40, 2030856), (48, 1692380), (60, 1353904), (64, 1269285), (74, 1097760), (80, 1015428), (96, 846190), (111, 731840), (120, 676952), (148, 548880), (160, 507714), (185, 439104), (192, 423095), (222, 365920), (240, 338476), (296, 274440), (320, 253857), (370, 219552), (444, 182960), (480, 169238), (555, 146368), (592, 137220), (740, 109776), (888, 91480), (960, 84619), (1110, 73184), (1184, 68610), (1480, 54888), (1776, 45740), (2220, 36592), (2287, 35520), (2368, 34305), (2960, 27444), (3552, 22870), (4440, 18296), (4574, 17760), (5920, 13722), (6861, 11840), (7104, 11435), (8880, 9148)]