209907600

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{24989}}^1$

素因数の和:25017

約数の個数: 120

約数和(自身を含む): 768492480

約数和(自身を除く): 558584880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 24989, 49978, 74967, 99956, 124945, 149934, 174923, 199912, 249890, 299868, 349846, 374835, 399824, 499780, 524769, 599736, 624725, 699692, 749670, 874615, 999560, 1049538, 1199472, 1249450, 1399384, 1499340, 1749230, 1874175, 1999120, 2099076, 2498900, 2623845, 2798768, 2998680, 3498460, 3748350, 4198152, 4373075, 4997800, 5247690, 5997360, 6996920, 7496700, 8396304, 8746150, 9995600, 10495380, 13119225, 13993840, 14993400, 17492300, 20990760, 26238450, 29986800, 34984600, 41981520, 52476900, 69969200, 104953800, 209907600]

約数ペア:

[(1, 209907600), (2, 104953800), (3, 69969200), (4, 52476900), (5, 41981520), (6, 34984600), (7, 29986800), (8, 26238450), (10, 20990760), (12, 17492300), (14, 14993400), (15, 13993840), (16, 13119225), (20, 10495380), (21, 9995600), (24, 8746150), (25, 8396304), (28, 7496700), (30, 6996920), (35, 5997360), (40, 5247690), (42, 4997800), (48, 4373075), (50, 4198152), (56, 3748350), (60, 3498460), (70, 2998680), (75, 2798768), (80, 2623845), (84, 2498900), (100, 2099076), (105, 1999120), (112, 1874175), (120, 1749230), (140, 1499340), (150, 1399384), (168, 1249450), (175, 1199472), (200, 1049538), (210, 999560), (240, 874615), (280, 749670), (300, 699692), (336, 624725), (350, 599736), (400, 524769), (420, 499780), (525, 399824), (560, 374835), (600, 349846), (700, 299868), (840, 249890), (1050, 199912), (1200, 174923), (1400, 149934), (1680, 124945), (2100, 99956), (2800, 74967), (4200, 49978), (8400, 24989)]