261997632

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:250

約数の個数: 224

約数和(自身を含む): 844905600

約数和(自身を除く): 582907968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 107, 108, 109, 117, 144, 156, 192, 208, 214, 216, 218, 234, 288, 312, 321, 327, 351, 416, 428, 432, 436, 468, 576, 624, 642, 654, 702, 832, 856, 864, 872, 936, 963, 981, 1248, 1284, 1308, 1391, 1404, 1417, 1712, 1728, 1744, 1872, 1926, 1962, 2496, 2568, 2616, 2782, 2808, 2834, 2889, 2943, 3424, 3488, 3744, 3852, 3924, 4173, 4251, 5136, 5232, 5564, 5616, 5668, 5778, 5886, 6848, 6976, 7488, 7704, 7848, 8346, 8502, 10272, 10464, 11128, 11232, 11336, 11556, 11663, 11772, 12519, 12753, 15408, 15696, 16692, 17004, 20544, 20928, 22256, 22464, 22672, 23112, 23326, 23544, 25038, 25506, 30816, 31392, 33384, 34008, 34989, 37557, 38259, 44512, 45344, 46224, 46652, 47088, 50076, 51012, 61632, 62784, 66768, 68016, 69978, 75114, 76518, 89024, 90688, 92448, 93304, 94176, 100152, 102024, 104967, 133536, 136032, 139956, 150228, 151619, 153036, 184896, 186608, 188352, 200304, 204048, 209934, 267072, 272064, 279912, 300456, 303238, 306072, 314901, 373216, 400608, 408096, 419868, 454857, 559824, 600912, 606476, 612144, 629802, 746432, 801216, 816192, 839736, 909714, 1119648, 1201824, 1212952, 1224288, 1259604, 1364571, 1679472, 1819428, 2239296, 2403648, 2425904, 2448576, 2519208, 2729142, 3358944, 3638856, 4093713, 4851808, 5038416, 5458284, 6717888, 7277712, 8187426, 9703616, 10076832, 10916568, 14555424, 16374852, 20153664, 21833136, 29110848, 32749704, 43666272, 65499408, 87332544, 130998816, 261997632]

約数ペア:

[(1, 261997632), (2, 130998816), (3, 87332544), (4, 65499408), (6, 43666272), (8, 32749704), (9, 29110848), (12, 21833136), (13, 20153664), (16, 16374852), (18, 14555424), (24, 10916568), (26, 10076832), (27, 9703616), (32, 8187426), (36, 7277712), (39, 6717888), (48, 5458284), (52, 5038416), (54, 4851808), (64, 4093713), (72, 3638856), (78, 3358944), (96, 2729142), (104, 2519208), (107, 2448576), (108, 2425904), (109, 2403648), (117, 2239296), (144, 1819428), (156, 1679472), (192, 1364571), (208, 1259604), (214, 1224288), (216, 1212952), (218, 1201824), (234, 1119648), (288, 909714), (312, 839736), (321, 816192), (327, 801216), (351, 746432), (416, 629802), (428, 612144), (432, 606476), (436, 600912), (468, 559824), (576, 454857), (624, 419868), (642, 408096), (654, 400608), (702, 373216), (832, 314901), (856, 306072), (864, 303238), (872, 300456), (936, 279912), (963, 272064), (981, 267072), (1248, 209934), (1284, 204048), (1308, 200304), (1391, 188352), (1404, 186608), (1417, 184896), (1712, 153036), (1728, 151619), (1744, 150228), (1872, 139956), (1926, 136032), (1962, 133536), (2496, 104967), (2568, 102024), (2616, 100152), (2782, 94176), (2808, 93304), (2834, 92448), (2889, 90688), (2943, 89024), (3424, 76518), (3488, 75114), (3744, 69978), (3852, 68016), (3924, 66768), (4173, 62784), (4251, 61632), (5136, 51012), (5232, 50076), (5564, 47088), (5616, 46652), (5668, 46224), (5778, 45344), (5886, 44512), (6848, 38259), (6976, 37557), (7488, 34989), (7704, 34008), (7848, 33384), (8346, 31392), (8502, 30816), (10272, 25506), (10464, 25038), (11128, 23544), (11232, 23326), (11336, 23112), (11556, 22672), (11663, 22464), (11772, 22256), (12519, 20928), (12753, 20544), (15408, 17004), (15696, 16692)]