681776640

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:389

約数の個数: 240

約数和(自身を含む): 2389989888

約数和(自身を除く): 1708213248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 128, 144, 160, 180, 192, 233, 240, 254, 256, 288, 320, 360, 381, 384, 466, 480, 508, 512, 576, 635, 640, 699, 720, 762, 768, 932, 960, 1016, 1143, 1152, 1165, 1270, 1280, 1398, 1440, 1524, 1536, 1864, 1905, 1920, 2032, 2097, 2286, 2304, 2330, 2540, 2560, 2796, 2880, 3048, 3495, 3728, 3810, 3840, 4064, 4194, 4572, 4608, 4660, 5080, 5592, 5715, 5760, 6096, 6990, 7456, 7620, 7680, 8128, 8388, 9144, 9320, 10160, 10485, 11184, 11430, 11520, 12192, 13980, 14912, 15240, 16256, 16776, 18288, 18640, 20320, 20970, 22368, 22860, 23040, 24384, 27960, 29591, 29824, 30480, 32512, 33552, 36576, 37280, 40640, 41940, 44736, 45720, 48768, 55920, 59182, 59648, 60960, 65024, 67104, 73152, 74560, 81280, 83880, 88773, 89472, 91440, 97536, 111840, 118364, 119296, 121920, 134208, 146304, 147955, 149120, 162560, 167760, 177546, 178944, 182880, 195072, 223680, 236728, 243840, 266319, 268416, 292608, 295910, 298240, 325120, 335520, 355092, 357888, 365760, 443865, 447360, 473456, 487680, 532638, 536832, 585216, 591820, 596480, 671040, 710184, 731520, 887730, 894720, 946912, 975360, 1065276, 1073664, 1183640, 1331595, 1342080, 1420368, 1463040, 1775460, 1789440, 1893824, 2130552, 2367280, 2663190, 2684160, 2840736, 2926080, 3550920, 3787648, 4261104, 4734560, 5326380, 5368320, 5681472, 7101840, 7575296, 8522208, 9469120, 10652760, 11362944, 14203680, 15150592, 17044416, 18938240, 21305520, 22725888, 28407360, 34088832, 37876480, 42611040, 45451776, 56814720, 68177664, 75752960, 85222080, 113629440, 136355328, 170444160, 227258880, 340888320, 681776640]

約数ペア:

[(1, 681776640), (2, 340888320), (3, 227258880), (4, 170444160), (5, 136355328), (6, 113629440), (8, 85222080), (9, 75752960), (10, 68177664), (12, 56814720), (15, 45451776), (16, 42611040), (18, 37876480), (20, 34088832), (24, 28407360), (30, 22725888), (32, 21305520), (36, 18938240), (40, 17044416), (45, 15150592), (48, 14203680), (60, 11362944), (64, 10652760), (72, 9469120), (80, 8522208), (90, 7575296), (96, 7101840), (120, 5681472), (127, 5368320), (128, 5326380), (144, 4734560), (160, 4261104), (180, 3787648), (192, 3550920), (233, 2926080), (240, 2840736), (254, 2684160), (256, 2663190), (288, 2367280), (320, 2130552), (360, 1893824), (381, 1789440), (384, 1775460), (466, 1463040), (480, 1420368), (508, 1342080), (512, 1331595), (576, 1183640), (635, 1073664), (640, 1065276), (699, 975360), (720, 946912), (762, 894720), (768, 887730), (932, 731520), (960, 710184), (1016, 671040), (1143, 596480), (1152, 591820), (1165, 585216), (1270, 536832), (1280, 532638), (1398, 487680), (1440, 473456), (1524, 447360), (1536, 443865), (1864, 365760), (1905, 357888), (1920, 355092), (2032, 335520), (2097, 325120), (2286, 298240), (2304, 295910), (2330, 292608), (2540, 268416), (2560, 266319), (2796, 243840), (2880, 236728), (3048, 223680), (3495, 195072), (3728, 182880), (3810, 178944), (3840, 177546), (4064, 167760), (4194, 162560), (4572, 149120), (4608, 147955), (4660, 146304), (5080, 134208), (5592, 121920), (5715, 119296), (5760, 118364), (6096, 111840), (6990, 97536), (7456, 91440), (7620, 89472), (7680, 88773), (8128, 83880), (8388, 81280), (9144, 74560), (9320, 73152), (10160, 67104), (10485, 65024), (11184, 60960), (11430, 59648), (11520, 59182), (12192, 55920), (13980, 48768), (14912, 45720), (15240, 44736), (16256, 41940), (16776, 40640), (18288, 37280), (18640, 36576), (20320, 33552), (20970, 32512), (22368, 30480), (22860, 29824), (23040, 29591), (24384, 27960)]