18120000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{151}}^1$

素因数の和:186

約数の個数: 140

約数和(自身を含む): 60305696

約数和(自身を除く): 42185696

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, 151, 160, 192, 200, 240, 250, 300, 302, 320, 375, 400, 453, 480, 500, 600, 604, 625, 750, 755, 800, 906, 960, 1000, 1200, 1208, 1250, 1500, 1510, 1600, 1812, 1875, 2000, 2265, 2400, 2416, 2500, 3000, 3020, 3624, 3750, 3775, 4000, 4530, 4800, 4832, 5000, 6000, 6040, 7248, 7500, 7550, 8000, 9060, 9664, 10000, 11325, 12000, 12080, 14496, 15000, 15100, 18120, 18875, 20000, 22650, 24000, 24160, 28992, 30000, 30200, 36240, 37750, 40000, 45300, 48320, 56625, 60000, 60400, 72480, 75500, 90600, 94375, 113250, 120000, 120800, 144960, 151000, 181200, 188750, 226500, 241600, 283125, 302000, 362400, 377500, 453000, 566250, 604000, 724800, 755000, 906000, 1132500, 1208000, 1510000, 1812000, 2265000, 3020000, 3624000, 4530000, 6040000, 9060000, 18120000]

約数ペア:

[(1, 18120000), (2, 9060000), (3, 6040000), (4, 4530000), (5, 3624000), (6, 3020000), (8, 2265000), (10, 1812000), (12, 1510000), (15, 1208000), (16, 1132500), (20, 906000), (24, 755000), (25, 724800), (30, 604000), (32, 566250), (40, 453000), (48, 377500), (50, 362400), (60, 302000), (64, 283125), (75, 241600), (80, 226500), (96, 188750), (100, 181200), (120, 151000), (125, 144960), (150, 120800), (151, 120000), (160, 113250), (192, 94375), (200, 90600), (240, 75500), (250, 72480), (300, 60400), (302, 60000), (320, 56625), (375, 48320), (400, 45300), (453, 40000), (480, 37750), (500, 36240), (600, 30200), (604, 30000), (625, 28992), (750, 24160), (755, 24000), (800, 22650), (906, 20000), (960, 18875), (1000, 18120), (1200, 15100), (1208, 15000), (1250, 14496), (1500, 12080), (1510, 12000), (1600, 11325), (1812, 10000), (1875, 9664), (2000, 9060), (2265, 8000), (2400, 7550), (2416, 7500), (2500, 7248), (3000, 6040), (3020, 6000), (3624, 5000), (3750, 4832), (3775, 4800), (4000, 4530)]