81540000

素因数分解:

$2^5\times 3^3\times 5^4\times {\mathrm{151}}^1$

素因数の和:190

約数の個数: 240

約数和(自身を含む): 299154240

約数和(自身を除く): 217614240

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, 72, 75, 80, 90, 96, 100, 108, 120, 125, 135, 144, 150, 151, 160, 180, 200, 216, 225, 240, 250, 270, 288, 300, 302, 360, 375, 400, 432, 450, 453, 480, 500, 540, 600, 604, 625, 675, 720, 750, 755, 800, 864, 900, 906, 1000, 1080, 1125, 1200, 1208, 1250, 1350, 1359, 1440, 1500, 1510, 1800, 1812, 1875, 2000, 2160, 2250, 2265, 2400, 2416, 2500, 2700, 2718, 3000, 3020, 3375, 3600, 3624, 3750, 3775, 4000, 4077, 4320, 4500, 4530, 4832, 5000, 5400, 5436, 5625, 6000, 6040, 6750, 6795, 7200, 7248, 7500, 7550, 8154, 9000, 9060, 10000, 10800, 10872, 11250, 11325, 12000, 12080, 13500, 13590, 14496, 15000, 15100, 16308, 16875, 18000, 18120, 18875, 20000, 20385, 21600, 21744, 22500, 22650, 24160, 27000, 27180, 30000, 30200, 32616, 33750, 33975, 36000, 36240, 37750, 40770, 43488, 45000, 45300, 54000, 54360, 56625, 60000, 60400, 65232, 67500, 67950, 72480, 75500, 81540, 90000, 90600, 94375, 101925, 108000, 108720, 113250, 120800, 130464, 135000, 135900, 151000, 163080, 169875, 180000, 181200, 188750, 203850, 217440, 226500, 270000, 271800, 283125, 302000, 326160, 339750, 362400, 377500, 407700, 453000, 509625, 540000, 543600, 566250, 604000, 652320, 679500, 755000, 815400, 849375, 906000, 1019250, 1087200, 1132500, 1359000, 1510000, 1630800, 1698750, 1812000, 2038500, 2265000, 2548125, 2718000, 3020000, 3261600, 3397500, 4077000, 4530000, 5096250, 5436000, 6795000, 8154000, 9060000, 10192500, 13590000, 16308000, 20385000, 27180000, 40770000, 81540000]

約数ペア:

[(1, 81540000), (2, 40770000), (3, 27180000), (4, 20385000), (5, 16308000), (6, 13590000), (8, 10192500), (9, 9060000), (10, 8154000), (12, 6795000), (15, 5436000), (16, 5096250), (18, 4530000), (20, 4077000), (24, 3397500), (25, 3261600), (27, 3020000), (30, 2718000), (32, 2548125), (36, 2265000), (40, 2038500), (45, 1812000), (48, 1698750), (50, 1630800), (54, 1510000), (60, 1359000), (72, 1132500), (75, 1087200), (80, 1019250), (90, 906000), (96, 849375), (100, 815400), (108, 755000), (120, 679500), (125, 652320), (135, 604000), (144, 566250), (150, 543600), (151, 540000), (160, 509625), (180, 453000), (200, 407700), (216, 377500), (225, 362400), (240, 339750), (250, 326160), (270, 302000), (288, 283125), (300, 271800), (302, 270000), (360, 226500), (375, 217440), (400, 203850), (432, 188750), (450, 181200), (453, 180000), (480, 169875), (500, 163080), (540, 151000), (600, 135900), (604, 135000), (625, 130464), (675, 120800), (720, 113250), (750, 108720), (755, 108000), (800, 101925), (864, 94375), (900, 90600), (906, 90000), (1000, 81540), (1080, 75500), (1125, 72480), (1200, 67950), (1208, 67500), (1250, 65232), (1350, 60400), (1359, 60000), (1440, 56625), (1500, 54360), (1510, 54000), (1800, 45300), (1812, 45000), (1875, 43488), (2000, 40770), (2160, 37750), (2250, 36240), (2265, 36000), (2400, 33975), (2416, 33750), (2500, 32616), (2700, 30200), (2718, 30000), (3000, 27180), (3020, 27000), (3375, 24160), (3600, 22650), (3624, 22500), (3750, 21744), (3775, 21600), (4000, 20385), (4077, 20000), (4320, 18875), (4500, 18120), (4530, 18000), (4832, 16875), (5000, 16308), (5400, 15100), (5436, 15000), (5625, 14496), (6000, 13590), (6040, 13500), (6750, 12080), (6795, 12000), (7200, 11325), (7248, 11250), (7500, 10872), (7550, 10800), (8154, 10000), (9000, 9060)]