209818000

素因数分解:

$2^4\times 5^3\times 7^2\times {\mathrm{2141}}^1$

素因数の和:2178

約数の個数: 120

約数和(自身を含む): 590446584

約数和(自身を除く): 380628584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 175, 196, 200, 245, 250, 280, 350, 392, 400, 490, 500, 560, 700, 784, 875, 980, 1000, 1225, 1400, 1750, 1960, 2000, 2141, 2450, 2800, 3500, 3920, 4282, 4900, 6125, 7000, 8564, 9800, 10705, 12250, 14000, 14987, 17128, 19600, 21410, 24500, 29974, 34256, 42820, 49000, 53525, 59948, 74935, 85640, 98000, 104909, 107050, 119896, 149870, 171280, 209818, 214100, 239792, 267625, 299740, 374675, 419636, 428200, 524545, 535250, 599480, 749350, 839272, 856400, 1049090, 1070500, 1198960, 1498700, 1678544, 1873375, 2098180, 2141000, 2622725, 2997400, 3746750, 4196360, 4282000, 5245450, 5994800, 7493500, 8392720, 10490900, 13113625, 14987000, 20981800, 26227250, 29974000, 41963600, 52454500, 104909000, 209818000]

約数ペア:

[(1, 209818000), (2, 104909000), (4, 52454500), (5, 41963600), (7, 29974000), (8, 26227250), (10, 20981800), (14, 14987000), (16, 13113625), (20, 10490900), (25, 8392720), (28, 7493500), (35, 5994800), (40, 5245450), (49, 4282000), (50, 4196360), (56, 3746750), (70, 2997400), (80, 2622725), (98, 2141000), (100, 2098180), (112, 1873375), (125, 1678544), (140, 1498700), (175, 1198960), (196, 1070500), (200, 1049090), (245, 856400), (250, 839272), (280, 749350), (350, 599480), (392, 535250), (400, 524545), (490, 428200), (500, 419636), (560, 374675), (700, 299740), (784, 267625), (875, 239792), (980, 214100), (1000, 209818), (1225, 171280), (1400, 149870), (1750, 119896), (1960, 107050), (2000, 104909), (2141, 98000), (2450, 85640), (2800, 74935), (3500, 59948), (3920, 53525), (4282, 49000), (4900, 42820), (6125, 34256), (7000, 29974), (8564, 24500), (9800, 21410), (10705, 19600), (12250, 17128), (14000, 14987)]