220441760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{617}}^1$

素因数の和:679

約数の個数: 192

約数和(自身を含む): 672779520

約数和(自身を除く): 452337760

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 32, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 160, 176, 203, 220, 224, 232, 280, 290, 308, 319, 352, 385, 406, 440, 464, 560, 580, 616, 617, 638, 770, 812, 880, 928, 1015, 1120, 1160, 1232, 1234, 1276, 1540, 1595, 1624, 1760, 2030, 2233, 2320, 2464, 2468, 2552, 3080, 3085, 3190, 3248, 4060, 4319, 4466, 4640, 4936, 5104, 6160, 6170, 6380, 6496, 6787, 8120, 8638, 8932, 9872, 10208, 11165, 12320, 12340, 12760, 13574, 16240, 17276, 17864, 17893, 19744, 21595, 22330, 24680, 25520, 27148, 32480, 33935, 34552, 35728, 35786, 43190, 44660, 47509, 49360, 51040, 54296, 67870, 69104, 71456, 71572, 86380, 89320, 89465, 95018, 98720, 108592, 125251, 135740, 138208, 143144, 172760, 178640, 178930, 190036, 196823, 217184, 237545, 250502, 271480, 286288, 345520, 357280, 357860, 380072, 393646, 475090, 501004, 542960, 572576, 626255, 691040, 715720, 760144, 787292, 950180, 984115, 1002008, 1085920, 1252510, 1377761, 1431440, 1520288, 1574584, 1900360, 1968230, 2004016, 2505020, 2755522, 2862880, 3149168, 3800720, 3936460, 4008032, 5010040, 5511044, 6298336, 6888805, 7601440, 7872920, 10020080, 11022088, 13777610, 15745840, 20040160, 22044176, 27555220, 31491680, 44088352, 55110440, 110220880, 220441760]

約数ペア:

[(1, 220441760), (2, 110220880), (4, 55110440), (5, 44088352), (7, 31491680), (8, 27555220), (10, 22044176), (11, 20040160), (14, 15745840), (16, 13777610), (20, 11022088), (22, 10020080), (28, 7872920), (29, 7601440), (32, 6888805), (35, 6298336), (40, 5511044), (44, 5010040), (55, 4008032), (56, 3936460), (58, 3800720), (70, 3149168), (77, 2862880), (80, 2755522), (88, 2505020), (110, 2004016), (112, 1968230), (116, 1900360), (140, 1574584), (145, 1520288), (154, 1431440), (160, 1377761), (176, 1252510), (203, 1085920), (220, 1002008), (224, 984115), (232, 950180), (280, 787292), (290, 760144), (308, 715720), (319, 691040), (352, 626255), (385, 572576), (406, 542960), (440, 501004), (464, 475090), (560, 393646), (580, 380072), (616, 357860), (617, 357280), (638, 345520), (770, 286288), (812, 271480), (880, 250502), (928, 237545), (1015, 217184), (1120, 196823), (1160, 190036), (1232, 178930), (1234, 178640), (1276, 172760), (1540, 143144), (1595, 138208), (1624, 135740), (1760, 125251), (2030, 108592), (2233, 98720), (2320, 95018), (2464, 89465), (2468, 89320), (2552, 86380), (3080, 71572), (3085, 71456), (3190, 69104), (3248, 67870), (4060, 54296), (4319, 51040), (4466, 49360), (4640, 47509), (4936, 44660), (5104, 43190), (6160, 35786), (6170, 35728), (6380, 34552), (6496, 33935), (6787, 32480), (8120, 27148), (8638, 25520), (8932, 24680), (9872, 22330), (10208, 21595), (11165, 19744), (12320, 17893), (12340, 17864), (12760, 17276), (13574, 16240)]