2640920256

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{367}}^1$

素因数の和:460

約数の個数: 252

約数和(自身を含む): 8446410336

約数和(自身を除く): 5805490080

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 39, 48, 52, 62, 64, 72, 78, 93, 96, 104, 117, 124, 144, 156, 186, 192, 208, 234, 248, 279, 288, 312, 367, 372, 403, 416, 468, 496, 558, 576, 624, 734, 744, 806, 832, 936, 961, 992, 1101, 1116, 1209, 1248, 1468, 1488, 1612, 1872, 1922, 1984, 2202, 2232, 2418, 2496, 2883, 2936, 2976, 3224, 3303, 3627, 3744, 3844, 4404, 4464, 4771, 4836, 5766, 5872, 5952, 6448, 6606, 7254, 7488, 7688, 8649, 8808, 8928, 9542, 9672, 11377, 11532, 11744, 12493, 12896, 13212, 14313, 14508, 15376, 17298, 17616, 17856, 19084, 19344, 22754, 23064, 23488, 24986, 25792, 26424, 28626, 29016, 30752, 34131, 34596, 35232, 37479, 38168, 38688, 42939, 45508, 46128, 49972, 52848, 57252, 58032, 61504, 68262, 69192, 70464, 74958, 76336, 77376, 85878, 91016, 92256, 99944, 102393, 105696, 112437, 114504, 116064, 136524, 138384, 147901, 149916, 152672, 171756, 182032, 184512, 199888, 204786, 211392, 224874, 229008, 232128, 273048, 276768, 295802, 299832, 305344, 343512, 352687, 364064, 399776, 409572, 443703, 449748, 458016, 546096, 553536, 591604, 599664, 687024, 705374, 728128, 799552, 819144, 887406, 899496, 916032, 1058061, 1092192, 1183208, 1199328, 1331109, 1374048, 1410748, 1638288, 1774812, 1798992, 2116122, 2184384, 2366416, 2398656, 2662218, 2748096, 2821496, 3174183, 3276576, 3549624, 3597984, 4232244, 4584931, 4732832, 5324436, 5642992, 6348366, 6553152, 7099248, 7195968, 8464488, 9169862, 9465664, 10648872, 11285984, 12696732, 13754793, 14198496, 16928976, 18339724, 21297744, 22571968, 25393464, 27509586, 28396992, 33857952, 36679448, 41264379, 42595488, 50786928, 55019172, 67715904, 73358896, 82528758, 85190976, 101573856, 110038344, 146717792, 165057516, 203147712, 220076688, 293435584, 330115032, 440153376, 660230064, 880306752, 1320460128, 2640920256]

約数ペア:

[(1, 2640920256), (2, 1320460128), (3, 880306752), (4, 660230064), (6, 440153376), (8, 330115032), (9, 293435584), (12, 220076688), (13, 203147712), (16, 165057516), (18, 146717792), (24, 110038344), (26, 101573856), (31, 85190976), (32, 82528758), (36, 73358896), (39, 67715904), (48, 55019172), (52, 50786928), (62, 42595488), (64, 41264379), (72, 36679448), (78, 33857952), (93, 28396992), (96, 27509586), (104, 25393464), (117, 22571968), (124, 21297744), (144, 18339724), (156, 16928976), (186, 14198496), (192, 13754793), (208, 12696732), (234, 11285984), (248, 10648872), (279, 9465664), (288, 9169862), (312, 8464488), (367, 7195968), (372, 7099248), (403, 6553152), (416, 6348366), (468, 5642992), (496, 5324436), (558, 4732832), (576, 4584931), (624, 4232244), (734, 3597984), (744, 3549624), (806, 3276576), (832, 3174183), (936, 2821496), (961, 2748096), (992, 2662218), (1101, 2398656), (1116, 2366416), (1209, 2184384), (1248, 2116122), (1468, 1798992), (1488, 1774812), (1612, 1638288), (1872, 1410748), (1922, 1374048), (1984, 1331109), (2202, 1199328), (2232, 1183208), (2418, 1092192), (2496, 1058061), (2883, 916032), (2936, 899496), (2976, 887406), (3224, 819144), (3303, 799552), (3627, 728128), (3744, 705374), (3844, 687024), (4404, 599664), (4464, 591604), (4771, 553536), (4836, 546096), (5766, 458016), (5872, 449748), (5952, 443703), (6448, 409572), (6606, 399776), (7254, 364064), (7488, 352687), (7688, 343512), (8649, 305344), (8808, 299832), (8928, 295802), (9542, 276768), (9672, 273048), (11377, 232128), (11532, 229008), (11744, 224874), (12493, 211392), (12896, 204786), (13212, 199888), (14313, 184512), (14508, 182032), (15376, 171756), (17298, 152672), (17616, 149916), (17856, 147901), (19084, 138384), (19344, 136524), (22754, 116064), (23064, 114504), (23488, 112437), (24986, 105696), (25792, 102393), (26424, 99944), (28626, 92256), (29016, 91016), (30752, 85878), (34131, 77376), (34596, 76336), (35232, 74958), (37479, 70464), (38168, 69192), (38688, 68262), (42939, 61504), (45508, 58032), (46128, 57252), (49972, 52848)]