208696320

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{647}}^1$

素因数の和:685

約数の個数: 264

約数和(自身を含む): 827708544

約数和(自身を除く): 619012224

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, 512, 560, 576, 630, 640, 647, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1294, 1344, 1440, 1536, 1680, 1792, 1920, 1941, 2016, 2240, 2304, 2520, 2560, 2588, 2688, 2880, 3072, 3235, 3360, 3584, 3840, 3882, 4032, 4480, 4529, 4608, 5040, 5120, 5176, 5376, 5760, 5823, 6470, 6720, 7168, 7680, 7764, 8064, 8960, 9058, 9216, 9705, 10080, 10352, 10752, 11520, 11646, 12940, 13440, 13587, 15360, 15528, 16128, 17920, 18116, 19410, 20160, 20704, 21504, 22645, 23040, 23292, 25880, 26880, 27174, 29115, 31056, 32256, 35840, 36232, 38820, 40320, 40761, 41408, 45290, 46080, 46584, 51760, 53760, 54348, 58230, 62112, 64512, 67935, 72464, 77640, 80640, 81522, 82816, 90580, 93168, 103520, 107520, 108696, 116460, 124224, 135870, 144928, 155280, 161280, 163044, 165632, 181160, 186336, 203805, 207040, 217392, 232920, 248448, 271740, 289856, 310560, 322560, 326088, 331264, 362320, 372672, 407610, 414080, 434784, 465840, 496896, 543480, 579712, 621120, 652176, 662528, 724640, 745344, 815220, 828160, 869568, 931680, 993792, 1086960, 1159424, 1242240, 1304352, 1449280, 1490688, 1630440, 1656320, 1739136, 1863360, 1987584, 2173920, 2318848, 2484480, 2608704, 2898560, 2981376, 3260880, 3312640, 3478272, 3726720, 4347840, 4637696, 4968960, 5217408, 5797120, 5962752, 6521760, 6956544, 7453440, 8695680, 9937920, 10434816, 11594240, 13043520, 13913088, 14906880, 17391360, 20869632, 23188480, 26087040, 29813760, 34782720, 41739264, 52174080, 69565440, 104348160, 208696320]

約数ペア:

[(1, 208696320), (2, 104348160), (3, 69565440), (4, 52174080), (5, 41739264), (6, 34782720), (7, 29813760), (8, 26087040), (9, 23188480), (10, 20869632), (12, 17391360), (14, 14906880), (15, 13913088), (16, 13043520), (18, 11594240), (20, 10434816), (21, 9937920), (24, 8695680), (28, 7453440), (30, 6956544), (32, 6521760), (35, 5962752), (36, 5797120), (40, 5217408), (42, 4968960), (45, 4637696), (48, 4347840), (56, 3726720), (60, 3478272), (63, 3312640), (64, 3260880), (70, 2981376), (72, 2898560), (80, 2608704), (84, 2484480), (90, 2318848), (96, 2173920), (105, 1987584), (112, 1863360), (120, 1739136), (126, 1656320), (128, 1630440), (140, 1490688), (144, 1449280), (160, 1304352), (168, 1242240), (180, 1159424), (192, 1086960), (210, 993792), (224, 931680), (240, 869568), (252, 828160), (256, 815220), (280, 745344), (288, 724640), (315, 662528), (320, 652176), (336, 621120), (360, 579712), (384, 543480), (420, 496896), (448, 465840), (480, 434784), (504, 414080), (512, 407610), (560, 372672), (576, 362320), (630, 331264), (640, 326088), (647, 322560), (672, 310560), (720, 289856), (768, 271740), (840, 248448), (896, 232920), (960, 217392), (1008, 207040), (1024, 203805), (1120, 186336), (1152, 181160), (1260, 165632), (1280, 163044), (1294, 161280), (1344, 155280), (1440, 144928), (1536, 135870), (1680, 124224), (1792, 116460), (1920, 108696), (1941, 107520), (2016, 103520), (2240, 93168), (2304, 90580), (2520, 82816), (2560, 81522), (2588, 80640), (2688, 77640), (2880, 72464), (3072, 67935), (3235, 64512), (3360, 62112), (3584, 58230), (3840, 54348), (3882, 53760), (4032, 51760), (4480, 46584), (4529, 46080), (4608, 45290), (5040, 41408), (5120, 40761), (5176, 40320), (5376, 38820), (5760, 36232), (5823, 35840), (6470, 32256), (6720, 31056), (7168, 29115), (7680, 27174), (7764, 26880), (8064, 25880), (8960, 23292), (9058, 23040), (9216, 22645), (9705, 21504), (10080, 20704), (10352, 20160), (10752, 19410), (11520, 18116), (11646, 17920), (12940, 16128), (13440, 15528), (13587, 15360)]