51439620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:142

約数の個数: 192

約数和(自身を含む): 165473280

約数和(自身を除く): 114033660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 29, 30, 34, 37, 47, 51, 58, 60, 68, 74, 85, 87, 94, 102, 111, 116, 141, 145, 148, 170, 174, 185, 188, 204, 222, 235, 255, 282, 290, 340, 348, 370, 435, 444, 470, 493, 510, 555, 564, 580, 629, 705, 740, 799, 870, 940, 986, 1020, 1073, 1110, 1258, 1363, 1410, 1479, 1598, 1739, 1740, 1887, 1972, 2146, 2220, 2397, 2465, 2516, 2726, 2820, 2958, 3145, 3196, 3219, 3478, 3774, 3995, 4089, 4292, 4794, 4930, 5217, 5365, 5452, 5916, 6290, 6438, 6815, 6956, 7395, 7548, 7990, 8178, 8695, 9435, 9588, 9860, 10434, 10730, 11985, 12580, 12876, 13630, 14790, 15980, 16095, 16356, 17390, 18241, 18870, 20445, 20868, 21460, 23171, 23970, 26085, 27260, 29563, 29580, 32190, 34780, 36482, 37740, 40890, 46342, 47940, 50431, 52170, 54723, 59126, 64380, 69513, 72964, 81780, 88689, 91205, 92684, 100862, 104340, 109446, 115855, 118252, 139026, 147815, 151293, 177378, 182410, 201724, 218892, 231710, 252155, 273615, 278052, 295630, 302586, 347565, 354756, 364820, 443445, 463420, 504310, 547230, 591260, 605172, 695130, 756465, 857327, 886890, 1008620, 1094460, 1390260, 1512930, 1714654, 1773780, 2571981, 3025860, 3429308, 4286635, 5143962, 8573270, 10287924, 12859905, 17146540, 25719810, 51439620]

約数ペア:

[(1, 51439620), (2, 25719810), (3, 17146540), (4, 12859905), (5, 10287924), (6, 8573270), (10, 5143962), (12, 4286635), (15, 3429308), (17, 3025860), (20, 2571981), (29, 1773780), (30, 1714654), (34, 1512930), (37, 1390260), (47, 1094460), (51, 1008620), (58, 886890), (60, 857327), (68, 756465), (74, 695130), (85, 605172), (87, 591260), (94, 547230), (102, 504310), (111, 463420), (116, 443445), (141, 364820), (145, 354756), (148, 347565), (170, 302586), (174, 295630), (185, 278052), (188, 273615), (204, 252155), (222, 231710), (235, 218892), (255, 201724), (282, 182410), (290, 177378), (340, 151293), (348, 147815), (370, 139026), (435, 118252), (444, 115855), (470, 109446), (493, 104340), (510, 100862), (555, 92684), (564, 91205), (580, 88689), (629, 81780), (705, 72964), (740, 69513), (799, 64380), (870, 59126), (940, 54723), (986, 52170), (1020, 50431), (1073, 47940), (1110, 46342), (1258, 40890), (1363, 37740), (1410, 36482), (1479, 34780), (1598, 32190), (1739, 29580), (1740, 29563), (1887, 27260), (1972, 26085), (2146, 23970), (2220, 23171), (2397, 21460), (2465, 20868), (2516, 20445), (2726, 18870), (2820, 18241), (2958, 17390), (3145, 16356), (3196, 16095), (3219, 15980), (3478, 14790), (3774, 13630), (3995, 12876), (4089, 12580), (4292, 11985), (4794, 10730), (4930, 10434), (5217, 9860), (5365, 9588), (5452, 9435), (5916, 8695), (6290, 8178), (6438, 7990), (6815, 7548), (6956, 7395)]