196807520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1931}}^1$

素因数の和:1973

約数の個数: 144

約数和(自身を含む): 582776208

約数和(自身を除く): 385968688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1931, 1960, 2080, 2548, 2912, 3185, 3640, 3862, 3920, 5096, 6370, 7280, 7724, 7840, 9655, 10192, 12740, 13517, 14560, 15448, 19310, 20384, 25103, 25480, 27034, 30896, 38620, 50206, 50960, 54068, 61792, 67585, 77240, 94619, 100412, 101920, 108136, 125515, 135170, 154480, 175721, 189238, 200824, 216272, 251030, 270340, 308960, 351442, 378476, 401648, 432544, 473095, 502060, 540680, 702884, 756952, 803296, 878605, 946190, 1004120, 1081360, 1230047, 1405768, 1513904, 1757210, 1892380, 2008240, 2162720, 2460094, 2811536, 3027808, 3514420, 3784760, 4016480, 4920188, 5623072, 6150235, 7028840, 7569520, 9840376, 12300470, 14057680, 15139040, 19680752, 24600940, 28115360, 39361504, 49201880, 98403760, 196807520]

約数ペア:

[(1, 196807520), (2, 98403760), (4, 49201880), (5, 39361504), (7, 28115360), (8, 24600940), (10, 19680752), (13, 15139040), (14, 14057680), (16, 12300470), (20, 9840376), (26, 7569520), (28, 7028840), (32, 6150235), (35, 5623072), (40, 4920188), (49, 4016480), (52, 3784760), (56, 3514420), (65, 3027808), (70, 2811536), (80, 2460094), (91, 2162720), (98, 2008240), (104, 1892380), (112, 1757210), (130, 1513904), (140, 1405768), (160, 1230047), (182, 1081360), (196, 1004120), (208, 946190), (224, 878605), (245, 803296), (260, 756952), (280, 702884), (364, 540680), (392, 502060), (416, 473095), (455, 432544), (490, 401648), (520, 378476), (560, 351442), (637, 308960), (728, 270340), (784, 251030), (910, 216272), (980, 200824), (1040, 189238), (1120, 175721), (1274, 154480), (1456, 135170), (1568, 125515), (1820, 108136), (1931, 101920), (1960, 100412), (2080, 94619), (2548, 77240), (2912, 67585), (3185, 61792), (3640, 54068), (3862, 50960), (3920, 50206), (5096, 38620), (6370, 30896), (7280, 27034), (7724, 25480), (7840, 25103), (9655, 20384), (10192, 19310), (12740, 15448), (13517, 14560)]