199760120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 540259200

約数和(自身を除く): 340499080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 73, 116, 140, 145, 146, 203, 232, 280, 290, 292, 337, 365, 406, 511, 580, 584, 674, 730, 812, 1015, 1022, 1160, 1348, 1460, 1624, 1685, 2030, 2044, 2117, 2359, 2555, 2696, 2920, 3370, 4060, 4088, 4234, 4718, 5110, 6740, 8120, 8468, 9436, 9773, 10220, 10585, 11795, 13480, 14819, 16936, 18872, 19546, 20440, 21170, 23590, 24601, 29638, 39092, 42340, 47180, 48865, 49202, 59276, 68411, 74095, 78184, 84680, 94360, 97730, 98404, 118552, 123005, 136822, 148190, 172207, 195460, 196808, 246010, 273644, 296380, 342055, 344414, 390920, 492020, 547288, 592760, 684110, 688828, 713429, 861035, 984040, 1368220, 1377656, 1426858, 1722070, 2736440, 2853716, 3444140, 3567145, 4994003, 5707432, 6888280, 7134290, 9988006, 14268580, 19976012, 24970015, 28537160, 39952024, 49940030, 99880060, 199760120]

約数ペア:

[(1, 199760120), (2, 99880060), (4, 49940030), (5, 39952024), (7, 28537160), (8, 24970015), (10, 19976012), (14, 14268580), (20, 9988006), (28, 7134290), (29, 6888280), (35, 5707432), (40, 4994003), (56, 3567145), (58, 3444140), (70, 2853716), (73, 2736440), (116, 1722070), (140, 1426858), (145, 1377656), (146, 1368220), (203, 984040), (232, 861035), (280, 713429), (290, 688828), (292, 684110), (337, 592760), (365, 547288), (406, 492020), (511, 390920), (580, 344414), (584, 342055), (674, 296380), (730, 273644), (812, 246010), (1015, 196808), (1022, 195460), (1160, 172207), (1348, 148190), (1460, 136822), (1624, 123005), (1685, 118552), (2030, 98404), (2044, 97730), (2117, 94360), (2359, 84680), (2555, 78184), (2696, 74095), (2920, 68411), (3370, 59276), (4060, 49202), (4088, 48865), (4234, 47180), (4718, 42340), (5110, 39092), (6740, 29638), (8120, 24601), (8468, 23590), (9436, 21170), (9773, 20440), (10220, 19546), (10585, 18872), (11795, 16936), (13480, 14819)]