639636480

素因数分解:

$2^{10}\times 3^3\times 5^1\times 7^1\times {\mathrm{661}}^1$

素因数の和:702

約数の個数: 352

約数和(自身を含む): 2601818880

約数和(自身を除く): 1962182400

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, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 661, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1024, 1080, 1120, 1152, 1260, 1280, 1322, 1344, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 1983, 2016, 2160, 2240, 2304, 2520, 2560, 2644, 2688, 2880, 3024, 3072, 3305, 3360, 3456, 3584, 3780, 3840, 3966, 4032, 4320, 4480, 4608, 4627, 5040, 5120, 5288, 5376, 5760, 5949, 6048, 6610, 6720, 6912, 7168, 7560, 7680, 7932, 8064, 8640, 8960, 9216, 9254, 9915, 10080, 10576, 10752, 11520, 11898, 12096, 13220, 13440, 13824, 13881, 15120, 15360, 15864, 16128, 17280, 17847, 17920, 18508, 19830, 20160, 21152, 21504, 23040, 23135, 23796, 24192, 26440, 26880, 27648, 27762, 29745, 30240, 31728, 32256, 34560, 35694, 35840, 37016, 39660, 40320, 41643, 42304, 46080, 46270, 47592, 48384, 52880, 53760, 55524, 59490, 60480, 63456, 64512, 69120, 69405, 71388, 74032, 79320, 80640, 83286, 84608, 89235, 92540, 95184, 96768, 105760, 107520, 111048, 118980, 120960, 124929, 126912, 138240, 138810, 142776, 148064, 158640, 161280, 166572, 169216, 178470, 185080, 190368, 193536, 208215, 211520, 222096, 237960, 241920, 249858, 253824, 277620, 285552, 296128, 317280, 322560, 333144, 338432, 356940, 370160, 380736, 416430, 423040, 444192, 475920, 483840, 499716, 507648, 555240, 571104, 592256, 624645, 634560, 666288, 676864, 713880, 740320, 761472, 832860, 846080, 888384, 951840, 967680, 999432, 1015296, 1110480, 1142208, 1184512, 1249290, 1269120, 1332576, 1427760, 1480640, 1522944, 1665720, 1692160, 1776768, 1903680, 1998864, 2030592, 2220960, 2284416, 2369024, 2498580, 2538240, 2665152, 2855520, 2961280, 3045888, 3331440, 3384320, 3553536, 3807360, 3997728, 4441920, 4568832, 4738048, 4997160, 5076480, 5330304, 5711040, 5922560, 6091776, 6662880, 7107072, 7614720, 7995456, 8883840, 9137664, 9994320, 10152960, 10660608, 11422080, 11845120, 13325760, 14214144, 15229440, 15990912, 17767680, 18275328, 19988640, 21321216, 22844160, 23690240, 26651520, 30458880, 31981824, 35535360, 39977280, 42642432, 45688320, 53303040, 63963648, 71070720, 79954560, 91376640, 106606080, 127927296, 159909120, 213212160, 319818240, 639636480]

約数ペア:

[(1, 639636480), (2, 319818240), (3, 213212160), (4, 159909120), (5, 127927296), (6, 106606080), (7, 91376640), (8, 79954560), (9, 71070720), (10, 63963648), (12, 53303040), (14, 45688320), (15, 42642432), (16, 39977280), (18, 35535360), (20, 31981824), (21, 30458880), (24, 26651520), (27, 23690240), (28, 22844160), (30, 21321216), (32, 19988640), (35, 18275328), (36, 17767680), (40, 15990912), (42, 15229440), (45, 14214144), (48, 13325760), (54, 11845120), (56, 11422080), (60, 10660608), (63, 10152960), (64, 9994320), (70, 9137664), (72, 8883840), (80, 7995456), (84, 7614720), (90, 7107072), (96, 6662880), (105, 6091776), (108, 5922560), (112, 5711040), (120, 5330304), (126, 5076480), (128, 4997160), (135, 4738048), (140, 4568832), (144, 4441920), (160, 3997728), (168, 3807360), (180, 3553536), (189, 3384320), (192, 3331440), (210, 3045888), (216, 2961280), (224, 2855520), (240, 2665152), (252, 2538240), (256, 2498580), (270, 2369024), (280, 2284416), (288, 2220960), (315, 2030592), (320, 1998864), (336, 1903680), (360, 1776768), (378, 1692160), (384, 1665720), (420, 1522944), (432, 1480640), (448, 1427760), (480, 1332576), (504, 1269120), (512, 1249290), (540, 1184512), (560, 1142208), (576, 1110480), (630, 1015296), (640, 999432), (661, 967680), (672, 951840), (720, 888384), (756, 846080), (768, 832860), (840, 761472), (864, 740320), (896, 713880), (945, 676864), (960, 666288), (1008, 634560), (1024, 624645), (1080, 592256), (1120, 571104), (1152, 555240), (1260, 507648), (1280, 499716), (1322, 483840), (1344, 475920), (1440, 444192), (1512, 423040), (1536, 416430), (1680, 380736), (1728, 370160), (1792, 356940), (1890, 338432), (1920, 333144), (1983, 322560), (2016, 317280), (2160, 296128), (2240, 285552), (2304, 277620), (2520, 253824), (2560, 249858), (2644, 241920), (2688, 237960), (2880, 222096), (3024, 211520), (3072, 208215), (3305, 193536), (3360, 190368), (3456, 185080), (3584, 178470), (3780, 169216), (3840, 166572), (3966, 161280), (4032, 158640), (4320, 148064), (4480, 142776), (4608, 138810), (4627, 138240), (5040, 126912), (5120, 124929), (5288, 120960), (5376, 118980), (5760, 111048), (5949, 107520), (6048, 105760), (6610, 96768), (6720, 95184), (6912, 92540), (7168, 89235), (7560, 84608), (7680, 83286), (7932, 80640), (8064, 79320), (8640, 74032), (8960, 71388), (9216, 69405), (9254, 69120), (9915, 64512), (10080, 63456), (10576, 60480), (10752, 59490), (11520, 55524), (11898, 53760), (12096, 52880), (13220, 48384), (13440, 47592), (13824, 46270), (13881, 46080), (15120, 42304), (15360, 41643), (15864, 40320), (16128, 39660), (17280, 37016), (17847, 35840), (17920, 35694), (18508, 34560), (19830, 32256), (20160, 31728), (21152, 30240), (21504, 29745), (23040, 27762), (23135, 27648), (23796, 26880), (24192, 26440)]