20271600

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{1877}}^1$

素因数の和:1904

約数の個数: 120

約数和(自身を含む): 72190320

約数和(自身を除く): 51918720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 100, 108, 120, 135, 144, 150, 180, 200, 216, 225, 240, 270, 300, 360, 400, 432, 450, 540, 600, 675, 720, 900, 1080, 1200, 1350, 1800, 1877, 2160, 2700, 3600, 3754, 5400, 5631, 7508, 9385, 10800, 11262, 15016, 16893, 18770, 22524, 28155, 30032, 33786, 37540, 45048, 46925, 50679, 56310, 67572, 75080, 84465, 90096, 93850, 101358, 112620, 135144, 140775, 150160, 168930, 187700, 202716, 225240, 253395, 270288, 281550, 337860, 375400, 405432, 422325, 450480, 506790, 563100, 675720, 750800, 810864, 844650, 1013580, 1126200, 1266975, 1351440, 1689300, 2027160, 2252400, 2533950, 3378600, 4054320, 5067900, 6757200, 10135800, 20271600]

約数ペア:

[(1, 20271600), (2, 10135800), (3, 6757200), (4, 5067900), (5, 4054320), (6, 3378600), (8, 2533950), (9, 2252400), (10, 2027160), (12, 1689300), (15, 1351440), (16, 1266975), (18, 1126200), (20, 1013580), (24, 844650), (25, 810864), (27, 750800), (30, 675720), (36, 563100), (40, 506790), (45, 450480), (48, 422325), (50, 405432), (54, 375400), (60, 337860), (72, 281550), (75, 270288), (80, 253395), (90, 225240), (100, 202716), (108, 187700), (120, 168930), (135, 150160), (144, 140775), (150, 135144), (180, 112620), (200, 101358), (216, 93850), (225, 90096), (240, 84465), (270, 75080), (300, 67572), (360, 56310), (400, 50679), (432, 46925), (450, 45048), (540, 37540), (600, 33786), (675, 30032), (720, 28155), (900, 22524), (1080, 18770), (1200, 16893), (1350, 15016), (1800, 11262), (1877, 10800), (2160, 9385), (2700, 7508), (3600, 5631), (3754, 5400)]