192900000

素因数分解:

$2^5\times 3^1\times 5^5\times {\mathrm{643}}^1$

素因数の和:681

約数の個数: 144

約数和(自身を含む): 633896928

約数和(自身を除く): 440996928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 200, 240, 250, 300, 375, 400, 480, 500, 600, 625, 643, 750, 800, 1000, 1200, 1250, 1286, 1500, 1875, 1929, 2000, 2400, 2500, 2572, 3000, 3125, 3215, 3750, 3858, 4000, 5000, 5144, 6000, 6250, 6430, 7500, 7716, 9375, 9645, 10000, 10288, 12000, 12500, 12860, 15000, 15432, 16075, 18750, 19290, 20000, 20576, 25000, 25720, 30000, 30864, 32150, 37500, 38580, 48225, 50000, 51440, 60000, 61728, 64300, 75000, 77160, 80375, 96450, 100000, 102880, 128600, 150000, 154320, 160750, 192900, 241125, 257200, 300000, 308640, 321500, 385800, 401875, 482250, 514400, 643000, 771600, 803750, 964500, 1205625, 1286000, 1543200, 1607500, 1929000, 2009375, 2411250, 2572000, 3215000, 3858000, 4018750, 4822500, 6028125, 6430000, 7716000, 8037500, 9645000, 12056250, 12860000, 16075000, 19290000, 24112500, 32150000, 38580000, 48225000, 64300000, 96450000, 192900000]

約数ペア:

[(1, 192900000), (2, 96450000), (3, 64300000), (4, 48225000), (5, 38580000), (6, 32150000), (8, 24112500), (10, 19290000), (12, 16075000), (15, 12860000), (16, 12056250), (20, 9645000), (24, 8037500), (25, 7716000), (30, 6430000), (32, 6028125), (40, 4822500), (48, 4018750), (50, 3858000), (60, 3215000), (75, 2572000), (80, 2411250), (96, 2009375), (100, 1929000), (120, 1607500), (125, 1543200), (150, 1286000), (160, 1205625), (200, 964500), (240, 803750), (250, 771600), (300, 643000), (375, 514400), (400, 482250), (480, 401875), (500, 385800), (600, 321500), (625, 308640), (643, 300000), (750, 257200), (800, 241125), (1000, 192900), (1200, 160750), (1250, 154320), (1286, 150000), (1500, 128600), (1875, 102880), (1929, 100000), (2000, 96450), (2400, 80375), (2500, 77160), (2572, 75000), (3000, 64300), (3125, 61728), (3215, 60000), (3750, 51440), (3858, 50000), (4000, 48225), (5000, 38580), (5144, 37500), (6000, 32150), (6250, 30864), (6430, 30000), (7500, 25720), (7716, 25000), (9375, 20576), (9645, 20000), (10000, 19290), (10288, 18750), (12000, 16075), (12500, 15432), (12860, 15000)]