257406552

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 192

約数和(自身を含む): 804804000

約数和(自身を除く): 547397448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 29, 36, 39, 52, 54, 58, 72, 78, 87, 104, 108, 109, 116, 117, 156, 174, 216, 218, 232, 234, 261, 312, 327, 348, 351, 377, 436, 468, 522, 654, 696, 702, 754, 783, 841, 872, 936, 981, 1044, 1131, 1308, 1404, 1417, 1508, 1566, 1682, 1962, 2088, 2262, 2523, 2616, 2808, 2834, 2943, 3016, 3132, 3161, 3364, 3393, 3924, 4251, 4524, 5046, 5668, 5886, 6264, 6322, 6728, 6786, 7569, 7848, 8502, 9048, 9483, 10092, 10179, 10933, 11336, 11772, 12644, 12753, 13572, 15138, 17004, 18966, 20184, 20358, 21866, 22707, 23544, 25288, 25506, 27144, 28449, 30276, 32799, 34008, 37932, 38259, 40716, 41093, 43732, 45414, 51012, 56898, 60552, 65598, 75864, 76518, 81432, 82186, 85347, 87464, 90828, 91669, 98397, 102024, 113796, 123279, 131196, 153036, 164372, 170694, 181656, 183338, 196794, 227592, 246558, 262392, 275007, 295191, 306072, 328744, 341388, 366676, 369837, 393588, 493116, 550014, 590382, 682776, 733352, 739674, 787176, 825021, 986232, 1100028, 1109511, 1180764, 1191697, 1479348, 1650042, 2200056, 2219022, 2361528, 2383394, 2475063, 2958696, 3300084, 3575091, 4438044, 4766788, 4950126, 6600168, 7150182, 8876088, 9533576, 9900252, 10725273, 14300364, 19800504, 21450546, 28600728, 32175819, 42901092, 64351638, 85802184, 128703276, 257406552]

約数ペア:

[(1, 257406552), (2, 128703276), (3, 85802184), (4, 64351638), (6, 42901092), (8, 32175819), (9, 28600728), (12, 21450546), (13, 19800504), (18, 14300364), (24, 10725273), (26, 9900252), (27, 9533576), (29, 8876088), (36, 7150182), (39, 6600168), (52, 4950126), (54, 4766788), (58, 4438044), (72, 3575091), (78, 3300084), (87, 2958696), (104, 2475063), (108, 2383394), (109, 2361528), (116, 2219022), (117, 2200056), (156, 1650042), (174, 1479348), (216, 1191697), (218, 1180764), (232, 1109511), (234, 1100028), (261, 986232), (312, 825021), (327, 787176), (348, 739674), (351, 733352), (377, 682776), (436, 590382), (468, 550014), (522, 493116), (654, 393588), (696, 369837), (702, 366676), (754, 341388), (783, 328744), (841, 306072), (872, 295191), (936, 275007), (981, 262392), (1044, 246558), (1131, 227592), (1308, 196794), (1404, 183338), (1417, 181656), (1508, 170694), (1566, 164372), (1682, 153036), (1962, 131196), (2088, 123279), (2262, 113796), (2523, 102024), (2616, 98397), (2808, 91669), (2834, 90828), (2943, 87464), (3016, 85347), (3132, 82186), (3161, 81432), (3364, 76518), (3393, 75864), (3924, 65598), (4251, 60552), (4524, 56898), (5046, 51012), (5668, 45414), (5886, 43732), (6264, 41093), (6322, 40716), (6728, 38259), (6786, 37932), (7569, 34008), (7848, 32799), (8502, 30276), (9048, 28449), (9483, 27144), (10092, 25506), (10179, 25288), (10933, 23544), (11336, 22707), (11772, 21866), (12644, 20358), (12753, 20184), (13572, 18966), (15138, 17004)]