21144000

素因数分解:

$2^6\times 3^1\times 5^3\times {\mathrm{881}}^1$

素因数の和:911

約数の個数: 112

約数和(自身を含む): 69896736

約数和(自身を除く): 48752736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 150, 160, 192, 200, 240, 250, 300, 320, 375, 400, 480, 500, 600, 750, 800, 881, 960, 1000, 1200, 1500, 1600, 1762, 2000, 2400, 2643, 3000, 3524, 4000, 4405, 4800, 5286, 6000, 7048, 8000, 8810, 10572, 12000, 13215, 14096, 17620, 21144, 22025, 24000, 26430, 28192, 35240, 42288, 44050, 52860, 56384, 66075, 70480, 84576, 88100, 105720, 110125, 132150, 140960, 169152, 176200, 211440, 220250, 264300, 281920, 330375, 352400, 422880, 440500, 528600, 660750, 704800, 845760, 881000, 1057200, 1321500, 1409600, 1762000, 2114400, 2643000, 3524000, 4228800, 5286000, 7048000, 10572000, 21144000]

約数ペア:

[(1, 21144000), (2, 10572000), (3, 7048000), (4, 5286000), (5, 4228800), (6, 3524000), (8, 2643000), (10, 2114400), (12, 1762000), (15, 1409600), (16, 1321500), (20, 1057200), (24, 881000), (25, 845760), (30, 704800), (32, 660750), (40, 528600), (48, 440500), (50, 422880), (60, 352400), (64, 330375), (75, 281920), (80, 264300), (96, 220250), (100, 211440), (120, 176200), (125, 169152), (150, 140960), (160, 132150), (192, 110125), (200, 105720), (240, 88100), (250, 84576), (300, 70480), (320, 66075), (375, 56384), (400, 52860), (480, 44050), (500, 42288), (600, 35240), (750, 28192), (800, 26430), (881, 24000), (960, 22025), (1000, 21144), (1200, 17620), (1500, 14096), (1600, 13215), (1762, 12000), (2000, 10572), (2400, 8810), (2643, 8000), (3000, 7048), (3524, 6000), (4000, 5286), (4405, 4800)]