20140028640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{72467}}^1$

素因数の和:72681

約数の個数: 144

約数和(自身を含む): 69084903888

約数和(自身を除く): 48944875248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 193, 240, 288, 360, 386, 480, 579, 720, 772, 965, 1158, 1440, 1544, 1737, 1930, 2316, 2895, 3088, 3474, 3860, 4632, 5790, 6176, 6948, 7720, 8685, 9264, 11580, 13896, 15440, 17370, 18528, 23160, 27792, 30880, 34740, 46320, 55584, 69480, 72467, 92640, 138960, 144934, 217401, 277920, 289868, 362335, 434802, 579736, 652203, 724670, 869604, 1087005, 1159472, 1304406, 1449340, 1739208, 2174010, 2318944, 2608812, 2898680, 3261015, 3478416, 4348020, 5217624, 5797360, 6522030, 6956832, 8696040, 10435248, 11594720, 13044060, 13986131, 17392080, 20870496, 26088120, 27972262, 34784160, 41958393, 52176240, 55944524, 69930655, 83916786, 104352480, 111889048, 125875179, 139861310, 167833572, 209791965, 223778096, 251750358, 279722620, 335667144, 419583930, 447556192, 503500716, 559445240, 629375895, 671334288, 839167860, 1007001432, 1118890480, 1258751790, 1342668576, 1678335720, 2014002864, 2237780960, 2517503580, 3356671440, 4028005728, 5035007160, 6713342880, 10070014320, 20140028640]

約数ペア:

[(1, 20140028640), (2, 10070014320), (3, 6713342880), (4, 5035007160), (5, 4028005728), (6, 3356671440), (8, 2517503580), (9, 2237780960), (10, 2014002864), (12, 1678335720), (15, 1342668576), (16, 1258751790), (18, 1118890480), (20, 1007001432), (24, 839167860), (30, 671334288), (32, 629375895), (36, 559445240), (40, 503500716), (45, 447556192), (48, 419583930), (60, 335667144), (72, 279722620), (80, 251750358), (90, 223778096), (96, 209791965), (120, 167833572), (144, 139861310), (160, 125875179), (180, 111889048), (193, 104352480), (240, 83916786), (288, 69930655), (360, 55944524), (386, 52176240), (480, 41958393), (579, 34784160), (720, 27972262), (772, 26088120), (965, 20870496), (1158, 17392080), (1440, 13986131), (1544, 13044060), (1737, 11594720), (1930, 10435248), (2316, 8696040), (2895, 6956832), (3088, 6522030), (3474, 5797360), (3860, 5217624), (4632, 4348020), (5790, 3478416), (6176, 3261015), (6948, 2898680), (7720, 2608812), (8685, 2318944), (9264, 2174010), (11580, 1739208), (13896, 1449340), (15440, 1304406), (17370, 1159472), (18528, 1087005), (23160, 869604), (27792, 724670), (30880, 652203), (34740, 579736), (46320, 434802), (55584, 362335), (69480, 289868), (72467, 277920), (92640, 217401), (138960, 144934)]