389387520

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1$

素因数の和:642

約数の個数: 288

約数和(自身を含む): 1456963200

約数和(自身を除く): 1067575680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 593, 608, 640, 684, 720, 760, 768, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1186, 1216, 1280, 1368, 1440, 1520, 1710, 1728, 1779, 1824, 1920, 2052, 2160, 2280, 2304, 2372, 2432, 2565, 2736, 2880, 2965, 3040, 3420, 3456, 3558, 3648, 3840, 4104, 4320, 4560, 4744, 4864, 5130, 5337, 5472, 5760, 5930, 6080, 6840, 6912, 7116, 7296, 8208, 8640, 8895, 9120, 9488, 10260, 10674, 10944, 11267, 11520, 11860, 12160, 13680, 14232, 14592, 16011, 16416, 17280, 17790, 18240, 18976, 20520, 21348, 21888, 22534, 23720, 24320, 26685, 27360, 28464, 32022, 32832, 33801, 34560, 35580, 36480, 37952, 41040, 42696, 43776, 45068, 47440, 53370, 54720, 56335, 56928, 64044, 65664, 67602, 71160, 72960, 75904, 80055, 82080, 85392, 90136, 94880, 101403, 106740, 109440, 112670, 113856, 128088, 131328, 135204, 142320, 151808, 160110, 164160, 169005, 170784, 180272, 189760, 202806, 213480, 218880, 225340, 227712, 256176, 270408, 284640, 304209, 320220, 328320, 338010, 341568, 360544, 379520, 405612, 426960, 450680, 455424, 507015, 512352, 540816, 569280, 608418, 640440, 656640, 676020, 683136, 721088, 759040, 811224, 853920, 901360, 1014030, 1024704, 1081632, 1138560, 1216836, 1280880, 1352040, 1366272, 1442176, 1521045, 1622448, 1707840, 1802720, 2028060, 2049408, 2163264, 2277120, 2433672, 2561760, 2704080, 2884352, 3042090, 3244896, 3415680, 3605440, 4056120, 4098816, 4326528, 4867344, 5123520, 5408160, 6084180, 6489792, 6831360, 7210880, 8112240, 8653056, 9734688, 10247040, 10816320, 12168360, 12979584, 14421760, 16224480, 19469376, 20494080, 21632640, 24336720, 25959168, 32448960, 38938752, 43265280, 48673440, 64897920, 77877504, 97346880, 129795840, 194693760, 389387520]

約数ペア:

[(1, 389387520), (2, 194693760), (3, 129795840), (4, 97346880), (5, 77877504), (6, 64897920), (8, 48673440), (9, 43265280), (10, 38938752), (12, 32448960), (15, 25959168), (16, 24336720), (18, 21632640), (19, 20494080), (20, 19469376), (24, 16224480), (27, 14421760), (30, 12979584), (32, 12168360), (36, 10816320), (38, 10247040), (40, 9734688), (45, 8653056), (48, 8112240), (54, 7210880), (57, 6831360), (60, 6489792), (64, 6084180), (72, 5408160), (76, 5123520), (80, 4867344), (90, 4326528), (95, 4098816), (96, 4056120), (108, 3605440), (114, 3415680), (120, 3244896), (128, 3042090), (135, 2884352), (144, 2704080), (152, 2561760), (160, 2433672), (171, 2277120), (180, 2163264), (190, 2049408), (192, 2028060), (216, 1802720), (228, 1707840), (240, 1622448), (256, 1521045), (270, 1442176), (285, 1366272), (288, 1352040), (304, 1280880), (320, 1216836), (342, 1138560), (360, 1081632), (380, 1024704), (384, 1014030), (432, 901360), (456, 853920), (480, 811224), (513, 759040), (540, 721088), (570, 683136), (576, 676020), (593, 656640), (608, 640440), (640, 608418), (684, 569280), (720, 540816), (760, 512352), (768, 507015), (855, 455424), (864, 450680), (912, 426960), (960, 405612), (1026, 379520), (1080, 360544), (1140, 341568), (1152, 338010), (1186, 328320), (1216, 320220), (1280, 304209), (1368, 284640), (1440, 270408), (1520, 256176), (1710, 227712), (1728, 225340), (1779, 218880), (1824, 213480), (1920, 202806), (2052, 189760), (2160, 180272), (2280, 170784), (2304, 169005), (2372, 164160), (2432, 160110), (2565, 151808), (2736, 142320), (2880, 135204), (2965, 131328), (3040, 128088), (3420, 113856), (3456, 112670), (3558, 109440), (3648, 106740), (3840, 101403), (4104, 94880), (4320, 90136), (4560, 85392), (4744, 82080), (4864, 80055), (5130, 75904), (5337, 72960), (5472, 71160), (5760, 67602), (5930, 65664), (6080, 64044), (6840, 56928), (6912, 56335), (7116, 54720), (7296, 53370), (8208, 47440), (8640, 45068), (8895, 43776), (9120, 42696), (9488, 41040), (10260, 37952), (10674, 36480), (10944, 35580), (11267, 34560), (11520, 33801), (11860, 32832), (12160, 32022), (13680, 28464), (14232, 27360), (14592, 26685), (16011, 24320), (16416, 23720), (17280, 22534), (17790, 21888), (18240, 21348), (18976, 20520)]