230139280

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{8387}}^1$

素因数の和:8421

約数の個数: 80

約数和(自身を含む): 624067200

約数和(自身を除く): 393927920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 8387, 13720, 16774, 27440, 33548, 41935, 58709, 67096, 83870, 117418, 134192, 167740, 234836, 293545, 335480, 410963, 469672, 587090, 670960, 821926, 939344, 1174180, 1643852, 2054815, 2348360, 2876741, 3287704, 4109630, 4696720, 5753482, 6575408, 8219260, 11506964, 14383705, 16438520, 23013928, 28767410, 32877040, 46027856, 57534820, 115069640, 230139280]

約数ペア:

[(1, 230139280), (2, 115069640), (4, 57534820), (5, 46027856), (7, 32877040), (8, 28767410), (10, 23013928), (14, 16438520), (16, 14383705), (20, 11506964), (28, 8219260), (35, 6575408), (40, 5753482), (49, 4696720), (56, 4109630), (70, 3287704), (80, 2876741), (98, 2348360), (112, 2054815), (140, 1643852), (196, 1174180), (245, 939344), (280, 821926), (343, 670960), (392, 587090), (490, 469672), (560, 410963), (686, 335480), (784, 293545), (980, 234836), (1372, 167740), (1715, 134192), (1960, 117418), (2744, 83870), (3430, 67096), (3920, 58709), (5488, 41935), (6860, 33548), (8387, 27440), (13720, 16774)]