31204320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:313

約数の個数: 192

約数和(自身を含む): 115831296

約数和(自身を除く): 84626976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 96, 105, 111, 112, 120, 140, 148, 160, 168, 185, 210, 222, 224, 240, 251, 259, 280, 296, 336, 370, 420, 444, 480, 502, 518, 555, 560, 592, 672, 740, 753, 777, 840, 888, 1004, 1036, 1110, 1120, 1184, 1255, 1295, 1480, 1506, 1554, 1680, 1757, 1776, 2008, 2072, 2220, 2510, 2590, 2960, 3012, 3108, 3360, 3514, 3552, 3765, 3885, 4016, 4144, 4440, 5020, 5180, 5271, 5920, 6024, 6216, 7028, 7530, 7770, 8032, 8288, 8785, 8880, 9287, 10040, 10360, 10542, 12048, 12432, 14056, 15060, 15540, 17570, 17760, 18574, 20080, 20720, 21084, 24096, 24864, 26355, 27861, 28112, 30120, 31080, 35140, 37148, 40160, 41440, 42168, 46435, 52710, 55722, 56224, 60240, 62160, 65009, 70280, 74296, 84336, 92870, 105420, 111444, 120480, 124320, 130018, 139305, 140560, 148592, 168672, 185740, 195027, 210840, 222888, 260036, 278610, 281120, 297184, 325045, 371480, 390054, 421680, 445776, 520072, 557220, 650090, 742960, 780108, 843360, 891552, 975135, 1040144, 1114440, 1300180, 1485920, 1560216, 1950270, 2080288, 2228880, 2600360, 3120432, 3900540, 4457760, 5200720, 6240864, 7801080, 10401440, 15602160, 31204320]

約数ペア:

[(1, 31204320), (2, 15602160), (3, 10401440), (4, 7801080), (5, 6240864), (6, 5200720), (7, 4457760), (8, 3900540), (10, 3120432), (12, 2600360), (14, 2228880), (15, 2080288), (16, 1950270), (20, 1560216), (21, 1485920), (24, 1300180), (28, 1114440), (30, 1040144), (32, 975135), (35, 891552), (37, 843360), (40, 780108), (42, 742960), (48, 650090), (56, 557220), (60, 520072), (70, 445776), (74, 421680), (80, 390054), (84, 371480), (96, 325045), (105, 297184), (111, 281120), (112, 278610), (120, 260036), (140, 222888), (148, 210840), (160, 195027), (168, 185740), (185, 168672), (210, 148592), (222, 140560), (224, 139305), (240, 130018), (251, 124320), (259, 120480), (280, 111444), (296, 105420), (336, 92870), (370, 84336), (420, 74296), (444, 70280), (480, 65009), (502, 62160), (518, 60240), (555, 56224), (560, 55722), (592, 52710), (672, 46435), (740, 42168), (753, 41440), (777, 40160), (840, 37148), (888, 35140), (1004, 31080), (1036, 30120), (1110, 28112), (1120, 27861), (1184, 26355), (1255, 24864), (1295, 24096), (1480, 21084), (1506, 20720), (1554, 20080), (1680, 18574), (1757, 17760), (1776, 17570), (2008, 15540), (2072, 15060), (2220, 14056), (2510, 12432), (2590, 12048), (2960, 10542), (3012, 10360), (3108, 10040), (3360, 9287), (3514, 8880), (3552, 8785), (3765, 8288), (3885, 8032), (4016, 7770), (4144, 7530), (4440, 7028), (5020, 6216), (5180, 6024), (5271, 5920)]