270492740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:314

約数の個数: 144

約数和(自身を含む): 708624000

約数和(自身を除く): 438131260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 73, 76, 95, 98, 133, 140, 146, 190, 196, 199, 245, 266, 292, 365, 380, 398, 490, 511, 532, 665, 730, 796, 931, 980, 995, 1022, 1330, 1387, 1393, 1460, 1862, 1990, 2044, 2555, 2660, 2774, 2786, 3577, 3724, 3781, 3980, 4655, 5110, 5548, 5572, 6935, 6965, 7154, 7562, 9310, 9709, 9751, 10220, 13870, 13930, 14308, 14527, 15124, 17885, 18620, 18905, 19418, 19502, 26467, 27740, 27860, 29054, 35770, 37810, 38836, 39004, 48545, 48755, 52934, 58108, 67963, 71540, 72635, 75620, 97090, 97510, 101689, 105868, 132335, 135926, 145270, 185269, 194180, 195020, 203378, 264670, 271852, 276013, 290540, 339815, 370538, 406756, 508445, 529340, 552026, 679630, 711823, 741076, 926345, 1016890, 1104052, 1359260, 1380065, 1423646, 1852690, 1932091, 2033780, 2760130, 2847292, 3559115, 3705380, 3864182, 5520260, 7118230, 7728364, 9660455, 13524637, 14236460, 19320910, 27049274, 38641820, 54098548, 67623185, 135246370, 270492740]

約数ペア:

[(1, 270492740), (2, 135246370), (4, 67623185), (5, 54098548), (7, 38641820), (10, 27049274), (14, 19320910), (19, 14236460), (20, 13524637), (28, 9660455), (35, 7728364), (38, 7118230), (49, 5520260), (70, 3864182), (73, 3705380), (76, 3559115), (95, 2847292), (98, 2760130), (133, 2033780), (140, 1932091), (146, 1852690), (190, 1423646), (196, 1380065), (199, 1359260), (245, 1104052), (266, 1016890), (292, 926345), (365, 741076), (380, 711823), (398, 679630), (490, 552026), (511, 529340), (532, 508445), (665, 406756), (730, 370538), (796, 339815), (931, 290540), (980, 276013), (995, 271852), (1022, 264670), (1330, 203378), (1387, 195020), (1393, 194180), (1460, 185269), (1862, 145270), (1990, 135926), (2044, 132335), (2555, 105868), (2660, 101689), (2774, 97510), (2786, 97090), (3577, 75620), (3724, 72635), (3781, 71540), (3980, 67963), (4655, 58108), (5110, 52934), (5548, 48755), (5572, 48545), (6935, 39004), (6965, 38836), (7154, 37810), (7562, 35770), (9310, 29054), (9709, 27860), (9751, 27740), (10220, 26467), (13870, 19502), (13930, 19418), (14308, 18905), (14527, 18620), (15124, 17885)]