72120000

素因数分解:

$2^6\times 3^1\times 5^4\times {\mathrm{601}}^1$

素因数の和:636

約数の個数: 140

約数和(自身を含む): 238842296

約数和(自身を除く): 166722296

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, 601, 625, 750, 800, 960, 1000, 1200, 1202, 1250, 1500, 1600, 1803, 1875, 2000, 2400, 2404, 2500, 3000, 3005, 3606, 3750, 4000, 4800, 4808, 5000, 6000, 6010, 7212, 7500, 8000, 9015, 9616, 10000, 12000, 12020, 14424, 15000, 15025, 18030, 19232, 20000, 24000, 24040, 28848, 30000, 30050, 36060, 38464, 40000, 45075, 48080, 57696, 60000, 60100, 72120, 75125, 90150, 96160, 115392, 120000, 120200, 144240, 150250, 180300, 192320, 225375, 240400, 288480, 300500, 360600, 375625, 450750, 480800, 576960, 601000, 721200, 751250, 901500, 961600, 1126875, 1202000, 1442400, 1502500, 1803000, 2253750, 2404000, 2884800, 3005000, 3606000, 4507500, 4808000, 6010000, 7212000, 9015000, 12020000, 14424000, 18030000, 24040000, 36060000, 72120000]

約数ペア:

[(1, 72120000), (2, 36060000), (3, 24040000), (4, 18030000), (5, 14424000), (6, 12020000), (8, 9015000), (10, 7212000), (12, 6010000), (15, 4808000), (16, 4507500), (20, 3606000), (24, 3005000), (25, 2884800), (30, 2404000), (32, 2253750), (40, 1803000), (48, 1502500), (50, 1442400), (60, 1202000), (64, 1126875), (75, 961600), (80, 901500), (96, 751250), (100, 721200), (120, 601000), (125, 576960), (150, 480800), (160, 450750), (192, 375625), (200, 360600), (240, 300500), (250, 288480), (300, 240400), (320, 225375), (375, 192320), (400, 180300), (480, 150250), (500, 144240), (600, 120200), (601, 120000), (625, 115392), (750, 96160), (800, 90150), (960, 75125), (1000, 72120), (1200, 60100), (1202, 60000), (1250, 57696), (1500, 48080), (1600, 45075), (1803, 40000), (1875, 38464), (2000, 36060), (2400, 30050), (2404, 30000), (2500, 28848), (3000, 24040), (3005, 24000), (3606, 20000), (3750, 19232), (4000, 18030), (4800, 15025), (4808, 15000), (5000, 14424), (6000, 12020), (6010, 12000), (7212, 10000), (7500, 9616), (8000, 9015)]