81086400

素因数分解:

$2^6\times 3^3\times 5^2\times {\mathrm{1877}}^1$

素因数の和:1908

約数の個数: 168

約数和(自身を含む): 295747440

約数和(自身を除く): 214661040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 270, 288, 300, 320, 360, 400, 432, 450, 480, 540, 576, 600, 675, 720, 800, 864, 900, 960, 1080, 1200, 1350, 1440, 1600, 1728, 1800, 1877, 2160, 2400, 2700, 2880, 3600, 3754, 4320, 4800, 5400, 5631, 7200, 7508, 8640, 9385, 10800, 11262, 14400, 15016, 16893, 18770, 21600, 22524, 28155, 30032, 33786, 37540, 43200, 45048, 46925, 50679, 56310, 60064, 67572, 75080, 84465, 90096, 93850, 101358, 112620, 120128, 135144, 140775, 150160, 168930, 180192, 187700, 202716, 225240, 253395, 270288, 281550, 300320, 337860, 360384, 375400, 405432, 422325, 450480, 506790, 540576, 563100, 600640, 675720, 750800, 810864, 844650, 900960, 1013580, 1081152, 1126200, 1266975, 1351440, 1501600, 1621728, 1689300, 1801920, 2027160, 2252400, 2533950, 2702880, 3003200, 3243456, 3378600, 4054320, 4504800, 5067900, 5405760, 6757200, 8108640, 9009600, 10135800, 13514400, 16217280, 20271600, 27028800, 40543200, 81086400]

約数ペア:

[(1, 81086400), (2, 40543200), (3, 27028800), (4, 20271600), (5, 16217280), (6, 13514400), (8, 10135800), (9, 9009600), (10, 8108640), (12, 6757200), (15, 5405760), (16, 5067900), (18, 4504800), (20, 4054320), (24, 3378600), (25, 3243456), (27, 3003200), (30, 2702880), (32, 2533950), (36, 2252400), (40, 2027160), (45, 1801920), (48, 1689300), (50, 1621728), (54, 1501600), (60, 1351440), (64, 1266975), (72, 1126200), (75, 1081152), (80, 1013580), (90, 900960), (96, 844650), (100, 810864), (108, 750800), (120, 675720), (135, 600640), (144, 563100), (150, 540576), (160, 506790), (180, 450480), (192, 422325), (200, 405432), (216, 375400), (225, 360384), (240, 337860), (270, 300320), (288, 281550), (300, 270288), (320, 253395), (360, 225240), (400, 202716), (432, 187700), (450, 180192), (480, 168930), (540, 150160), (576, 140775), (600, 135144), (675, 120128), (720, 112620), (800, 101358), (864, 93850), (900, 90096), (960, 84465), (1080, 75080), (1200, 67572), (1350, 60064), (1440, 56310), (1600, 50679), (1728, 46925), (1800, 45048), (1877, 43200), (2160, 37540), (2400, 33786), (2700, 30032), (2880, 28155), (3600, 22524), (3754, 21600), (4320, 18770), (4800, 16893), (5400, 15016), (5631, 14400), (7200, 11262), (7508, 10800), (8640, 9385)]