388160640

素因数分解:

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

素因数の和:3244

約数の個数: 256

約数和(自身を含む): 1571616000

約数和(自身を除く): 1183455360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2160, 2240, 2520, 2688, 2880, 3024, 3209, 3360, 3456, 3780, 4032, 4320, 4480, 5040, 5760, 6048, 6418, 6720, 7560, 8064, 8640, 9627, 10080, 12096, 12836, 13440, 15120, 16045, 17280, 19254, 20160, 22463, 24192, 25672, 28881, 30240, 32090, 38508, 40320, 44926, 48135, 51344, 57762, 60480, 64180, 67389, 77016, 86643, 89852, 96270, 102688, 112315, 115524, 120960, 128360, 134778, 144405, 154032, 173286, 179704, 192540, 202167, 205376, 224630, 231048, 256720, 269556, 288810, 308064, 336945, 346572, 359408, 385080, 404334, 410752, 433215, 449260, 462096, 513440, 539112, 577620, 606501, 616128, 673890, 693144, 718816, 770160, 808668, 866430, 898520, 924192, 1010835, 1026880, 1078224, 1155240, 1213002, 1232256, 1347780, 1386288, 1437632, 1540320, 1617336, 1732860, 1797040, 1848384, 2021670, 2053760, 2156448, 2310480, 2426004, 2695560, 2772576, 2875264, 3032505, 3080640, 3234672, 3465720, 3594080, 3696768, 4043340, 4312896, 4620960, 4852008, 5391120, 5545152, 6065010, 6161280, 6469344, 6931440, 7188160, 8086680, 8625792, 9241920, 9704016, 10782240, 11090304, 12130020, 12938688, 13862880, 14376320, 16173360, 18483840, 19408032, 21564480, 24260040, 25877376, 27725760, 32346720, 38816064, 43128960, 48520080, 55451520, 64693440, 77632128, 97040160, 129386880, 194080320, 388160640]

約数ペア:

[(1, 388160640), (2, 194080320), (3, 129386880), (4, 97040160), (5, 77632128), (6, 64693440), (7, 55451520), (8, 48520080), (9, 43128960), (10, 38816064), (12, 32346720), (14, 27725760), (15, 25877376), (16, 24260040), (18, 21564480), (20, 19408032), (21, 18483840), (24, 16173360), (27, 14376320), (28, 13862880), (30, 12938688), (32, 12130020), (35, 11090304), (36, 10782240), (40, 9704016), (42, 9241920), (45, 8625792), (48, 8086680), (54, 7188160), (56, 6931440), (60, 6469344), (63, 6161280), (64, 6065010), (70, 5545152), (72, 5391120), (80, 4852008), (84, 4620960), (90, 4312896), (96, 4043340), (105, 3696768), (108, 3594080), (112, 3465720), (120, 3234672), (126, 3080640), (128, 3032505), (135, 2875264), (140, 2772576), (144, 2695560), (160, 2426004), (168, 2310480), (180, 2156448), (189, 2053760), (192, 2021670), (210, 1848384), (216, 1797040), (224, 1732860), (240, 1617336), (252, 1540320), (270, 1437632), (280, 1386288), (288, 1347780), (315, 1232256), (320, 1213002), (336, 1155240), (360, 1078224), (378, 1026880), (384, 1010835), (420, 924192), (432, 898520), (448, 866430), (480, 808668), (504, 770160), (540, 718816), (560, 693144), (576, 673890), (630, 616128), (640, 606501), (672, 577620), (720, 539112), (756, 513440), (840, 462096), (864, 449260), (896, 433215), (945, 410752), (960, 404334), (1008, 385080), (1080, 359408), (1120, 346572), (1152, 336945), (1260, 308064), (1344, 288810), (1440, 269556), (1512, 256720), (1680, 231048), (1728, 224630), (1890, 205376), (1920, 202167), (2016, 192540), (2160, 179704), (2240, 173286), (2520, 154032), (2688, 144405), (2880, 134778), (3024, 128360), (3209, 120960), (3360, 115524), (3456, 112315), (3780, 102688), (4032, 96270), (4320, 89852), (4480, 86643), (5040, 77016), (5760, 67389), (6048, 64180), (6418, 60480), (6720, 57762), (7560, 51344), (8064, 48135), (8640, 44926), (9627, 40320), (10080, 38508), (12096, 32090), (12836, 30240), (13440, 28881), (15120, 25672), (16045, 24192), (17280, 22463), (19254, 20160)]