2289000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{109}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 8236800

約数和(自身を除く): 5947800

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, 109, 120, 125, 140, 150, 168, 175, 200, 210, 218, 250, 280, 300, 327, 350, 375, 420, 436, 500, 525, 545, 600, 654, 700, 750, 763, 840, 872, 875, 1000, 1050, 1090, 1308, 1400, 1500, 1526, 1635, 1750, 2100, 2180, 2289, 2616, 2625, 2725, 3000, 3052, 3270, 3500, 3815, 4200, 4360, 4578, 5250, 5450, 6104, 6540, 7000, 7630, 8175, 9156, 10500, 10900, 11445, 13080, 13625, 15260, 16350, 18312, 19075, 21000, 21800, 22890, 27250, 30520, 32700, 38150, 40875, 45780, 54500, 57225, 65400, 76300, 81750, 91560, 95375, 109000, 114450, 152600, 163500, 190750, 228900, 286125, 327000, 381500, 457800, 572250, 763000, 1144500, 2289000]

約数ペア:

[(1, 2289000), (2, 1144500), (3, 763000), (4, 572250), (5, 457800), (6, 381500), (7, 327000), (8, 286125), (10, 228900), (12, 190750), (14, 163500), (15, 152600), (20, 114450), (21, 109000), (24, 95375), (25, 91560), (28, 81750), (30, 76300), (35, 65400), (40, 57225), (42, 54500), (50, 45780), (56, 40875), (60, 38150), (70, 32700), (75, 30520), (84, 27250), (100, 22890), (105, 21800), (109, 21000), (120, 19075), (125, 18312), (140, 16350), (150, 15260), (168, 13625), (175, 13080), (200, 11445), (210, 10900), (218, 10500), (250, 9156), (280, 8175), (300, 7630), (327, 7000), (350, 6540), (375, 6104), (420, 5450), (436, 5250), (500, 4578), (525, 4360), (545, 4200), (600, 3815), (654, 3500), (700, 3270), (750, 3052), (763, 3000), (840, 2725), (872, 2625), (875, 2616), (1000, 2289), (1050, 2180), (1090, 2100), (1308, 1750), (1400, 1635), (1500, 1526)]