640441152

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 252

約数和(自身を含む): 2065698180

約数和(自身を除く): 1425257028

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, 89, 93, 96, 104, 117, 124, 144, 156, 178, 186, 192, 208, 234, 248, 267, 279, 288, 312, 356, 372, 403, 416, 468, 496, 534, 558, 576, 624, 712, 744, 801, 806, 832, 936, 961, 992, 1068, 1116, 1157, 1209, 1248, 1424, 1488, 1602, 1612, 1872, 1922, 1984, 2136, 2232, 2314, 2418, 2496, 2759, 2848, 2883, 2976, 3204, 3224, 3471, 3627, 3744, 3844, 4272, 4464, 4628, 4836, 5518, 5696, 5766, 5952, 6408, 6448, 6942, 7254, 7488, 7688, 8277, 8544, 8649, 8928, 9256, 9672, 10413, 11036, 11532, 12493, 12816, 12896, 13884, 14508, 15376, 16554, 17088, 17298, 17856, 18512, 19344, 20826, 22072, 23064, 24831, 24986, 25632, 25792, 27768, 29016, 30752, 33108, 34596, 35867, 37024, 37479, 38688, 41652, 44144, 46128, 49662, 49972, 51264, 55536, 58032, 61504, 66216, 69192, 71734, 74048, 74958, 77376, 83304, 85529, 88288, 92256, 99324, 99944, 107601, 111072, 112437, 116064, 132432, 138384, 143468, 149916, 166608, 171058, 176576, 184512, 198648, 199888, 215202, 222144, 224874, 232128, 256587, 264864, 276768, 286936, 299832, 322803, 333216, 342116, 397296, 399776, 430404, 449748, 513174, 529728, 553536, 573872, 599664, 645606, 666432, 684232, 769761, 794592, 799552, 860808, 899496, 1026348, 1111877, 1147744, 1199328, 1291212, 1368464, 1539522, 1589184, 1721616, 1798992, 2052696, 2223754, 2295488, 2398656, 2582424, 2736928, 3079044, 3335631, 3443232, 3597984, 4105392, 4447508, 5164848, 5473856, 6158088, 6671262, 6886464, 7195968, 8210784, 8895016, 10006893, 10329696, 12316176, 13342524, 16421568, 17790032, 20013786, 20659392, 24632352, 26685048, 35580064, 40027572, 49264704, 53370096, 71160128, 80055144, 106740192, 160110288, 213480384, 320220576, 640441152]

約数ペア:

[(1, 640441152), (2, 320220576), (3, 213480384), (4, 160110288), (6, 106740192), (8, 80055144), (9, 71160128), (12, 53370096), (13, 49264704), (16, 40027572), (18, 35580064), (24, 26685048), (26, 24632352), (31, 20659392), (32, 20013786), (36, 17790032), (39, 16421568), (48, 13342524), (52, 12316176), (62, 10329696), (64, 10006893), (72, 8895016), (78, 8210784), (89, 7195968), (93, 6886464), (96, 6671262), (104, 6158088), (117, 5473856), (124, 5164848), (144, 4447508), (156, 4105392), (178, 3597984), (186, 3443232), (192, 3335631), (208, 3079044), (234, 2736928), (248, 2582424), (267, 2398656), (279, 2295488), (288, 2223754), (312, 2052696), (356, 1798992), (372, 1721616), (403, 1589184), (416, 1539522), (468, 1368464), (496, 1291212), (534, 1199328), (558, 1147744), (576, 1111877), (624, 1026348), (712, 899496), (744, 860808), (801, 799552), (806, 794592), (832, 769761), (936, 684232), (961, 666432), (992, 645606), (1068, 599664), (1116, 573872), (1157, 553536), (1209, 529728), (1248, 513174), (1424, 449748), (1488, 430404), (1602, 399776), (1612, 397296), (1872, 342116), (1922, 333216), (1984, 322803), (2136, 299832), (2232, 286936), (2314, 276768), (2418, 264864), (2496, 256587), (2759, 232128), (2848, 224874), (2883, 222144), (2976, 215202), (3204, 199888), (3224, 198648), (3471, 184512), (3627, 176576), (3744, 171058), (3844, 166608), (4272, 149916), (4464, 143468), (4628, 138384), (4836, 132432), (5518, 116064), (5696, 112437), (5766, 111072), (5952, 107601), (6408, 99944), (6448, 99324), (6942, 92256), (7254, 88288), (7488, 85529), (7688, 83304), (8277, 77376), (8544, 74958), (8649, 74048), (8928, 71734), (9256, 69192), (9672, 66216), (10413, 61504), (11036, 58032), (11532, 55536), (12493, 51264), (12816, 49972), (12896, 49662), (13884, 46128), (14508, 44144), (15376, 41652), (16554, 38688), (17088, 37479), (17298, 37024), (17856, 35867), (18512, 34596), (19344, 33108), (20826, 30752), (22072, 29016), (23064, 27768), (24831, 25792), (24986, 25632)]