81729000

素因数分解:

$2^3\times 3^4\times 5^3\times {\mathrm{1009}}^1$

素因数の和:1042

約数の個数: 160

約数和(自身を含む): 285971400

約数和(自身を除く): 204242400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 125, 135, 150, 162, 180, 200, 216, 225, 250, 270, 300, 324, 360, 375, 405, 450, 500, 540, 600, 648, 675, 750, 810, 900, 1000, 1009, 1080, 1125, 1350, 1500, 1620, 1800, 2018, 2025, 2250, 2700, 3000, 3027, 3240, 3375, 4036, 4050, 4500, 5045, 5400, 6054, 6750, 8072, 8100, 9000, 9081, 10090, 10125, 12108, 13500, 15135, 16200, 18162, 20180, 20250, 24216, 25225, 27000, 27243, 30270, 36324, 40360, 40500, 45405, 50450, 54486, 60540, 72648, 75675, 81000, 81729, 90810, 100900, 108972, 121080, 126125, 136215, 151350, 163458, 181620, 201800, 217944, 227025, 252250, 272430, 302700, 326916, 363240, 378375, 408645, 454050, 504500, 544860, 605400, 653832, 681075, 756750, 817290, 908100, 1009000, 1089720, 1135125, 1362150, 1513500, 1634580, 1816200, 2043225, 2270250, 2724300, 3027000, 3269160, 3405375, 4086450, 4540500, 5448600, 6810750, 8172900, 9081000, 10216125, 13621500, 16345800, 20432250, 27243000, 40864500, 81729000]

約数ペア:

[(1, 81729000), (2, 40864500), (3, 27243000), (4, 20432250), (5, 16345800), (6, 13621500), (8, 10216125), (9, 9081000), (10, 8172900), (12, 6810750), (15, 5448600), (18, 4540500), (20, 4086450), (24, 3405375), (25, 3269160), (27, 3027000), (30, 2724300), (36, 2270250), (40, 2043225), (45, 1816200), (50, 1634580), (54, 1513500), (60, 1362150), (72, 1135125), (75, 1089720), (81, 1009000), (90, 908100), (100, 817290), (108, 756750), (120, 681075), (125, 653832), (135, 605400), (150, 544860), (162, 504500), (180, 454050), (200, 408645), (216, 378375), (225, 363240), (250, 326916), (270, 302700), (300, 272430), (324, 252250), (360, 227025), (375, 217944), (405, 201800), (450, 181620), (500, 163458), (540, 151350), (600, 136215), (648, 126125), (675, 121080), (750, 108972), (810, 100900), (900, 90810), (1000, 81729), (1009, 81000), (1080, 75675), (1125, 72648), (1350, 60540), (1500, 54486), (1620, 50450), (1800, 45405), (2018, 40500), (2025, 40360), (2250, 36324), (2700, 30270), (3000, 27243), (3027, 27000), (3240, 25225), (3375, 24216), (4036, 20250), (4050, 20180), (4500, 18162), (5045, 16200), (5400, 15135), (6054, 13500), (6750, 12108), (8072, 10125), (8100, 10090), (9000, 9081)]