54789000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{2609}}^1$

素因数の和:2640

約数の個数: 128

約数和(自身を含む): 195436800

約数和(自身を除く): 140647800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2609, 2625, 3000, 3500, 4200, 5218, 5250, 7000, 7827, 10436, 10500, 13045, 15654, 18263, 20872, 21000, 26090, 31308, 36526, 39135, 52180, 54789, 62616, 65225, 73052, 78270, 91315, 104360, 109578, 130450, 146104, 156540, 182630, 195675, 219156, 260900, 273945, 313080, 326125, 365260, 391350, 438312, 456575, 521800, 547890, 652250, 730520, 782700, 913150, 978375, 1095780, 1304500, 1369725, 1565400, 1826300, 1956750, 2191560, 2282875, 2609000, 2739450, 3652600, 3913500, 4565750, 5478900, 6848625, 7827000, 9131500, 10957800, 13697250, 18263000, 27394500, 54789000]

約数ペア:

[(1, 54789000), (2, 27394500), (3, 18263000), (4, 13697250), (5, 10957800), (6, 9131500), (7, 7827000), (8, 6848625), (10, 5478900), (12, 4565750), (14, 3913500), (15, 3652600), (20, 2739450), (21, 2609000), (24, 2282875), (25, 2191560), (28, 1956750), (30, 1826300), (35, 1565400), (40, 1369725), (42, 1304500), (50, 1095780), (56, 978375), (60, 913150), (70, 782700), (75, 730520), (84, 652250), (100, 547890), (105, 521800), (120, 456575), (125, 438312), (140, 391350), (150, 365260), (168, 326125), (175, 313080), (200, 273945), (210, 260900), (250, 219156), (280, 195675), (300, 182630), (350, 156540), (375, 146104), (420, 130450), (500, 109578), (525, 104360), (600, 91315), (700, 78270), (750, 73052), (840, 65225), (875, 62616), (1000, 54789), (1050, 52180), (1400, 39135), (1500, 36526), (1750, 31308), (2100, 26090), (2609, 21000), (2625, 20872), (3000, 18263), (3500, 15654), (4200, 13045), (5218, 10500), (5250, 10436), (7000, 7827)]