258632640

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{12829}}^1$

素因数の和:12859

約数の個数: 168

約数和(自身を含む): 1016751840

約数和(自身を除く): 758119200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 12829, 20160, 25658, 38487, 51316, 64145, 76974, 89803, 102632, 115461, 128290, 153948, 179606, 192435, 205264, 230922, 256580, 269409, 307896, 359212, 384870, 410528, 449015, 461844, 513160, 538818, 577305, 615792, 718424, 769740, 808227, 821056, 898030, 923688, 1026320, 1077636, 1154610, 1231584, 1347045, 1436848, 1539480, 1616454, 1796060, 1847376, 2052640, 2155272, 2309220, 2463168, 2694090, 2873696, 3078960, 3232908, 3592120, 3694752, 4041135, 4105280, 4310544, 4618440, 5388180, 5747392, 6157920, 6465816, 7184240, 7389504, 8082270, 8621088, 9236880, 10776360, 12315840, 12931632, 14368480, 16164540, 17242176, 18473760, 21552720, 25863264, 28736960, 32329080, 36947520, 43105440, 51726528, 64658160, 86210880, 129316320, 258632640]

約数ペア:

[(1, 258632640), (2, 129316320), (3, 86210880), (4, 64658160), (5, 51726528), (6, 43105440), (7, 36947520), (8, 32329080), (9, 28736960), (10, 25863264), (12, 21552720), (14, 18473760), (15, 17242176), (16, 16164540), (18, 14368480), (20, 12931632), (21, 12315840), (24, 10776360), (28, 9236880), (30, 8621088), (32, 8082270), (35, 7389504), (36, 7184240), (40, 6465816), (42, 6157920), (45, 5747392), (48, 5388180), (56, 4618440), (60, 4310544), (63, 4105280), (64, 4041135), (70, 3694752), (72, 3592120), (80, 3232908), (84, 3078960), (90, 2873696), (96, 2694090), (105, 2463168), (112, 2309220), (120, 2155272), (126, 2052640), (140, 1847376), (144, 1796060), (160, 1616454), (168, 1539480), (180, 1436848), (192, 1347045), (210, 1231584), (224, 1154610), (240, 1077636), (252, 1026320), (280, 923688), (288, 898030), (315, 821056), (320, 808227), (336, 769740), (360, 718424), (420, 615792), (448, 577305), (480, 538818), (504, 513160), (560, 461844), (576, 449015), (630, 410528), (672, 384870), (720, 359212), (840, 307896), (960, 269409), (1008, 256580), (1120, 230922), (1260, 205264), (1344, 192435), (1440, 179606), (1680, 153948), (2016, 128290), (2240, 115461), (2520, 102632), (2880, 89803), (3360, 76974), (4032, 64145), (5040, 51316), (6720, 38487), (10080, 25658), (12829, 20160)]