51227880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^2$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 168510240

約数和(自身を除く): 117282360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 197, 220, 264, 330, 394, 440, 591, 660, 788, 985, 1182, 1320, 1576, 1970, 2167, 2364, 2955, 3940, 4334, 4728, 5910, 6501, 7880, 8668, 10835, 11820, 13002, 17336, 21670, 23640, 26004, 32505, 38809, 43340, 52008, 65010, 77618, 86680, 116427, 130020, 155236, 194045, 232854, 260040, 310472, 388090, 426899, 465708, 582135, 776180, 853798, 931416, 1164270, 1280697, 1552360, 1707596, 2134495, 2328540, 2561394, 3415192, 4268990, 4657080, 5122788, 6403485, 8537980, 10245576, 12806970, 17075960, 25613940, 51227880]

約数ペア:

[(1, 51227880), (2, 25613940), (3, 17075960), (4, 12806970), (5, 10245576), (6, 8537980), (8, 6403485), (10, 5122788), (11, 4657080), (12, 4268990), (15, 3415192), (20, 2561394), (22, 2328540), (24, 2134495), (30, 1707596), (33, 1552360), (40, 1280697), (44, 1164270), (55, 931416), (60, 853798), (66, 776180), (88, 582135), (110, 465708), (120, 426899), (132, 388090), (165, 310472), (197, 260040), (220, 232854), (264, 194045), (330, 155236), (394, 130020), (440, 116427), (591, 86680), (660, 77618), (788, 65010), (985, 52008), (1182, 43340), (1320, 38809), (1576, 32505), (1970, 26004), (2167, 23640), (2364, 21670), (2955, 17336), (3940, 13002), (4334, 11820), (4728, 10835), (5910, 8668), (6501, 7880)]