275932720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1637}}^1$

素因数の和:1707

約数の個数: 120

約数和(自身を含む): 764107344

約数和(自身を除く): 488174624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 49, 56, 70, 80, 86, 98, 112, 140, 172, 196, 215, 245, 280, 301, 344, 392, 430, 490, 560, 602, 688, 784, 860, 980, 1204, 1505, 1637, 1720, 1960, 2107, 2408, 3010, 3274, 3440, 3920, 4214, 4816, 6020, 6548, 8185, 8428, 10535, 11459, 12040, 13096, 16370, 16856, 21070, 22918, 24080, 26192, 32740, 33712, 42140, 45836, 57295, 65480, 70391, 80213, 84280, 91672, 114590, 130960, 140782, 160426, 168560, 183344, 229180, 281564, 320852, 351955, 401065, 458360, 492737, 563128, 641704, 703910, 802130, 916720, 985474, 1126256, 1283408, 1407820, 1604260, 1970948, 2463685, 2815640, 3208520, 3449159, 3941896, 4927370, 5631280, 6417040, 6898318, 7883792, 9854740, 13796636, 17245795, 19709480, 27593272, 34491590, 39418960, 55186544, 68983180, 137966360, 275932720]

約数ペア:

[(1, 275932720), (2, 137966360), (4, 68983180), (5, 55186544), (7, 39418960), (8, 34491590), (10, 27593272), (14, 19709480), (16, 17245795), (20, 13796636), (28, 9854740), (35, 7883792), (40, 6898318), (43, 6417040), (49, 5631280), (56, 4927370), (70, 3941896), (80, 3449159), (86, 3208520), (98, 2815640), (112, 2463685), (140, 1970948), (172, 1604260), (196, 1407820), (215, 1283408), (245, 1126256), (280, 985474), (301, 916720), (344, 802130), (392, 703910), (430, 641704), (490, 563128), (560, 492737), (602, 458360), (688, 401065), (784, 351955), (860, 320852), (980, 281564), (1204, 229180), (1505, 183344), (1637, 168560), (1720, 160426), (1960, 140782), (2107, 130960), (2408, 114590), (3010, 91672), (3274, 84280), (3440, 80213), (3920, 70391), (4214, 65480), (4816, 57295), (6020, 45836), (6548, 42140), (8185, 33712), (8428, 32740), (10535, 26192), (11459, 24080), (12040, 22918), (13096, 21070), (16370, 16856)]