138872800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:441

約数の個数: 144

約数和(自身を含む): 379475712

約数和(自身を除く): 240602912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 43, 44, 50, 55, 80, 86, 88, 100, 110, 160, 172, 176, 200, 215, 220, 275, 344, 352, 367, 400, 430, 440, 473, 550, 688, 734, 800, 860, 880, 946, 1075, 1100, 1376, 1468, 1720, 1760, 1835, 1892, 2150, 2200, 2365, 2936, 3440, 3670, 3784, 4037, 4300, 4400, 4730, 5872, 6880, 7340, 7568, 8074, 8600, 8800, 9175, 9460, 11744, 11825, 14680, 15136, 15781, 16148, 17200, 18350, 18920, 20185, 23650, 29360, 31562, 32296, 34400, 36700, 37840, 40370, 47300, 58720, 63124, 64592, 73400, 75680, 78905, 80740, 94600, 100925, 126248, 129184, 146800, 157810, 161480, 173591, 189200, 201850, 252496, 293600, 315620, 322960, 347182, 378400, 394525, 403700, 504992, 631240, 645920, 694364, 789050, 807400, 867955, 1262480, 1388728, 1578100, 1614800, 1735910, 2524960, 2777456, 3156200, 3229600, 3471820, 4339775, 5554912, 6312400, 6943640, 8679550, 12624800, 13887280, 17359100, 27774560, 34718200, 69436400, 138872800]

約数ペア:

[(1, 138872800), (2, 69436400), (4, 34718200), (5, 27774560), (8, 17359100), (10, 13887280), (11, 12624800), (16, 8679550), (20, 6943640), (22, 6312400), (25, 5554912), (32, 4339775), (40, 3471820), (43, 3229600), (44, 3156200), (50, 2777456), (55, 2524960), (80, 1735910), (86, 1614800), (88, 1578100), (100, 1388728), (110, 1262480), (160, 867955), (172, 807400), (176, 789050), (200, 694364), (215, 645920), (220, 631240), (275, 504992), (344, 403700), (352, 394525), (367, 378400), (400, 347182), (430, 322960), (440, 315620), (473, 293600), (550, 252496), (688, 201850), (734, 189200), (800, 173591), (860, 161480), (880, 157810), (946, 146800), (1075, 129184), (1100, 126248), (1376, 100925), (1468, 94600), (1720, 80740), (1760, 78905), (1835, 75680), (1892, 73400), (2150, 64592), (2200, 63124), (2365, 58720), (2936, 47300), (3440, 40370), (3670, 37840), (3784, 36700), (4037, 34400), (4300, 32296), (4400, 31562), (4730, 29360), (5872, 23650), (6880, 20185), (7340, 18920), (7568, 18350), (8074, 17200), (8600, 16148), (8800, 15781), (9175, 15136), (9460, 14680), (11744, 11825)]