199970760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{769}}^1$

素因数の和:991

約数の個数: 128

約数和(自身を含む): 658627200

約数和(自身を除く): 458656440

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, 769, 788, 985, 1182, 1320, 1538, 1576, 1970, 2167, 2307, 2364, 2955, 3076, 3845, 3940, 4334, 4614, 4728, 5910, 6152, 6501, 7690, 7880, 8459, 8668, 9228, 10835, 11535, 11820, 13002, 15380, 16918, 17336, 18456, 21670, 23070, 23640, 25377, 26004, 30760, 32505, 33836, 42295, 43340, 46140, 50754, 52008, 65010, 67672, 84590, 86680, 92280, 101508, 126885, 130020, 151493, 169180, 203016, 253770, 260040, 302986, 338360, 454479, 507540, 605972, 757465, 908958, 1015080, 1211944, 1514930, 1666423, 1817916, 2272395, 3029860, 3332846, 3635832, 4544790, 4999269, 6059720, 6665692, 8332115, 9089580, 9998538, 13331384, 16664230, 18179160, 19997076, 24996345, 33328460, 39994152, 49992690, 66656920, 99985380, 199970760]

約数ペア:

[(1, 199970760), (2, 99985380), (3, 66656920), (4, 49992690), (5, 39994152), (6, 33328460), (8, 24996345), (10, 19997076), (11, 18179160), (12, 16664230), (15, 13331384), (20, 9998538), (22, 9089580), (24, 8332115), (30, 6665692), (33, 6059720), (40, 4999269), (44, 4544790), (55, 3635832), (60, 3332846), (66, 3029860), (88, 2272395), (110, 1817916), (120, 1666423), (132, 1514930), (165, 1211944), (197, 1015080), (220, 908958), (264, 757465), (330, 605972), (394, 507540), (440, 454479), (591, 338360), (660, 302986), (769, 260040), (788, 253770), (985, 203016), (1182, 169180), (1320, 151493), (1538, 130020), (1576, 126885), (1970, 101508), (2167, 92280), (2307, 86680), (2364, 84590), (2955, 67672), (3076, 65010), (3845, 52008), (3940, 50754), (4334, 46140), (4614, 43340), (4728, 42295), (5910, 33836), (6152, 32505), (6501, 30760), (7690, 26004), (7880, 25377), (8459, 23640), (8668, 23070), (9228, 21670), (10835, 18456), (11535, 17336), (11820, 16918), (13002, 15380)]