261180000

素因数分解:

$2^5\times 3^2\times 5^4\times {\mathrm{1451}}^1$

素因数の和:1487

約数の個数: 180

約数和(自身を含む): 928755828

約数和(自身を除く): 667575828

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 500, 600, 625, 720, 750, 800, 900, 1000, 1125, 1200, 1250, 1440, 1451, 1500, 1800, 1875, 2000, 2250, 2400, 2500, 2902, 3000, 3600, 3750, 4000, 4353, 4500, 5000, 5625, 5804, 6000, 7200, 7255, 7500, 8706, 9000, 10000, 11250, 11608, 12000, 13059, 14510, 15000, 17412, 18000, 20000, 21765, 22500, 23216, 26118, 29020, 30000, 34824, 36000, 36275, 43530, 45000, 46432, 52236, 58040, 60000, 65295, 69648, 72550, 87060, 90000, 104472, 108825, 116080, 130590, 139296, 145100, 174120, 180000, 181375, 208944, 217650, 232160, 261180, 290200, 326475, 348240, 362750, 417888, 435300, 522360, 544125, 580400, 652950, 696480, 725500, 870600, 906875, 1044720, 1088250, 1160800, 1305900, 1451000, 1632375, 1741200, 1813750, 2089440, 2176500, 2611800, 2720625, 2902000, 3264750, 3482400, 3627500, 4353000, 5223600, 5441250, 5804000, 6529500, 7255000, 8161875, 8706000, 10447200, 10882500, 13059000, 14510000, 16323750, 17412000, 21765000, 26118000, 29020000, 32647500, 43530000, 52236000, 65295000, 87060000, 130590000, 261180000]

約数ペア:

[(1, 261180000), (2, 130590000), (3, 87060000), (4, 65295000), (5, 52236000), (6, 43530000), (8, 32647500), (9, 29020000), (10, 26118000), (12, 21765000), (15, 17412000), (16, 16323750), (18, 14510000), (20, 13059000), (24, 10882500), (25, 10447200), (30, 8706000), (32, 8161875), (36, 7255000), (40, 6529500), (45, 5804000), (48, 5441250), (50, 5223600), (60, 4353000), (72, 3627500), (75, 3482400), (80, 3264750), (90, 2902000), (96, 2720625), (100, 2611800), (120, 2176500), (125, 2089440), (144, 1813750), (150, 1741200), (160, 1632375), (180, 1451000), (200, 1305900), (225, 1160800), (240, 1088250), (250, 1044720), (288, 906875), (300, 870600), (360, 725500), (375, 696480), (400, 652950), (450, 580400), (480, 544125), (500, 522360), (600, 435300), (625, 417888), (720, 362750), (750, 348240), (800, 326475), (900, 290200), (1000, 261180), (1125, 232160), (1200, 217650), (1250, 208944), (1440, 181375), (1451, 180000), (1500, 174120), (1800, 145100), (1875, 139296), (2000, 130590), (2250, 116080), (2400, 108825), (2500, 104472), (2902, 90000), (3000, 87060), (3600, 72550), (3750, 69648), (4000, 65295), (4353, 60000), (4500, 58040), (5000, 52236), (5625, 46432), (5804, 45000), (6000, 43530), (7200, 36275), (7255, 36000), (7500, 34824), (8706, 30000), (9000, 29020), (10000, 26118), (11250, 23216), (11608, 22500), (12000, 21765), (13059, 20000), (14510, 18000), (15000, 17412)]