258773760

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{3209}}^1$

素因数の和:3243

約数の個数: 216

約数和(自身を含む): 1023553440

約数和(自身を除く): 764779680

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, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3209, 3360, 3840, 4032, 4480, 5040, 5376, 5760, 6418, 6720, 8064, 8960, 9627, 10080, 11520, 12836, 13440, 16045, 16128, 19254, 20160, 22463, 25672, 26880, 28881, 32090, 38508, 40320, 44926, 48135, 51344, 57762, 64180, 67389, 77016, 80640, 89852, 96270, 102688, 112315, 115524, 128360, 134778, 144405, 154032, 179704, 192540, 202167, 205376, 224630, 231048, 256720, 269556, 288810, 308064, 336945, 359408, 385080, 404334, 410752, 449260, 462096, 513440, 539112, 577620, 616128, 673890, 718816, 770160, 808668, 821504, 898520, 924192, 1010835, 1026880, 1078224, 1155240, 1232256, 1347780, 1437632, 1540320, 1617336, 1797040, 1848384, 2021670, 2053760, 2156448, 2310480, 2464512, 2695560, 2875264, 3080640, 3234672, 3594080, 3696768, 4043340, 4107520, 4312896, 4620960, 5391120, 5750528, 6161280, 6469344, 7188160, 7393536, 8086680, 8625792, 9241920, 10782240, 12322560, 12938688, 14376320, 16173360, 17251584, 18483840, 21564480, 25877376, 28752640, 32346720, 36967680, 43128960, 51754752, 64693440, 86257920, 129386880, 258773760]

約数ペア:

[(1, 258773760), (2, 129386880), (3, 86257920), (4, 64693440), (5, 51754752), (6, 43128960), (7, 36967680), (8, 32346720), (9, 28752640), (10, 25877376), (12, 21564480), (14, 18483840), (15, 17251584), (16, 16173360), (18, 14376320), (20, 12938688), (21, 12322560), (24, 10782240), (28, 9241920), (30, 8625792), (32, 8086680), (35, 7393536), (36, 7188160), (40, 6469344), (42, 6161280), (45, 5750528), (48, 5391120), (56, 4620960), (60, 4312896), (63, 4107520), (64, 4043340), (70, 3696768), (72, 3594080), (80, 3234672), (84, 3080640), (90, 2875264), (96, 2695560), (105, 2464512), (112, 2310480), (120, 2156448), (126, 2053760), (128, 2021670), (140, 1848384), (144, 1797040), (160, 1617336), (168, 1540320), (180, 1437632), (192, 1347780), (210, 1232256), (224, 1155240), (240, 1078224), (252, 1026880), (256, 1010835), (280, 924192), (288, 898520), (315, 821504), (320, 808668), (336, 770160), (360, 718816), (384, 673890), (420, 616128), (448, 577620), (480, 539112), (504, 513440), (560, 462096), (576, 449260), (630, 410752), (640, 404334), (672, 385080), (720, 359408), (768, 336945), (840, 308064), (896, 288810), (960, 269556), (1008, 256720), (1120, 231048), (1152, 224630), (1260, 205376), (1280, 202167), (1344, 192540), (1440, 179704), (1680, 154032), (1792, 144405), (1920, 134778), (2016, 128360), (2240, 115524), (2304, 112315), (2520, 102688), (2688, 96270), (2880, 89852), (3209, 80640), (3360, 77016), (3840, 67389), (4032, 64180), (4480, 57762), (5040, 51344), (5376, 48135), (5760, 44926), (6418, 40320), (6720, 38508), (8064, 32090), (8960, 28881), (9627, 26880), (10080, 25672), (11520, 22463), (12836, 20160), (13440, 19254), (16045, 16128)]