2178471680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:124

約数の個数: 432

約数和(自身を含む): 7014615552

約数和(自身を除く): 4836143872

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 31, 32, 35, 40, 44, 46, 55, 56, 62, 64, 70, 77, 80, 88, 92, 110, 112, 115, 124, 128, 140, 154, 155, 160, 161, 176, 184, 217, 220, 224, 230, 248, 253, 256, 280, 308, 310, 320, 322, 341, 352, 368, 385, 434, 440, 448, 460, 496, 506, 560, 616, 620, 640, 644, 682, 704, 713, 736, 770, 805, 868, 880, 896, 920, 961, 992, 1012, 1085, 1120, 1232, 1240, 1265, 1280, 1288, 1364, 1408, 1426, 1472, 1540, 1610, 1705, 1736, 1760, 1771, 1792, 1840, 1922, 1984, 2024, 2170, 2240, 2387, 2464, 2480, 2530, 2576, 2728, 2816, 2852, 2944, 3080, 3220, 3410, 3472, 3520, 3542, 3565, 3680, 3844, 3968, 4048, 4340, 4480, 4774, 4805, 4928, 4960, 4991, 5060, 5152, 5456, 5704, 5888, 6160, 6440, 6727, 6820, 6944, 7040, 7084, 7130, 7360, 7688, 7843, 7936, 8096, 8680, 8855, 8960, 9548, 9610, 9856, 9920, 9982, 10120, 10304, 10571, 10912, 11408, 11935, 12320, 12880, 13454, 13640, 13888, 14080, 14168, 14260, 14720, 15376, 15686, 16192, 17360, 17710, 19096, 19220, 19712, 19840, 19964, 20240, 20608, 21142, 21824, 22103, 22816, 23870, 24640, 24955, 25760, 26908, 27280, 27776, 28336, 28520, 29440, 30752, 31372, 32384, 33635, 34720, 35420, 38192, 38440, 39215, 39680, 39928, 40480, 41216, 42284, 43648, 44206, 45632, 47740, 49280, 49910, 51520, 52855, 53816, 54560, 54901, 55552, 56672, 57040, 61504, 62744, 64768, 67270, 69440, 70840, 73997, 76384, 76880, 78430, 79856, 80960, 84568, 87296, 88412, 91264, 95480, 98560, 99820, 103040, 105710, 107632, 109120, 109802, 110515, 113344, 114080, 123008, 125488, 134540, 138880, 141680, 147994, 152768, 153760, 154721, 156860, 159712, 161920, 169136, 176824, 182528, 190960, 199640, 206080, 211420, 215264, 218240, 219604, 221030, 226688, 228160, 243133, 246016, 250976, 269080, 274505, 277760, 283360, 295988, 305536, 307520, 309442, 313720, 319424, 323840, 338272, 353648, 369985, 381920, 399280, 422840, 430528, 436480, 439208, 442060, 453376, 456320, 486266, 501952, 538160, 549010, 566720, 591976, 611072, 615040, 618884, 627440, 638848, 676544, 707296, 739970, 763840, 773605, 798560, 845680, 861056, 878416, 884120, 912640, 972532, 1003904, 1076320, 1098020, 1133440, 1183952, 1215665, 1230080, 1237768, 1254880, 1277696, 1353088, 1414592, 1479940, 1527680, 1547210, 1597120, 1691360, 1701931, 1722112, 1756832, 1768240, 1945064, 2007808, 2152640, 2196040, 2266880, 2367904, 2431330, 2475536, 2509760, 2706176, 2829184, 2959880, 3055360, 3094420, 3194240, 3382720, 3403862, 3513664, 3536480, 3890128, 4305280, 4392080, 4735808, 4862660, 4951072, 5019520, 5658368, 5919760, 6188840, 6388480, 6765440, 6807724, 7027328, 7072960, 7780256, 8509655, 8610560, 8784160, 9471616, 9725320, 9902144, 10039040, 11839520, 12377680, 13530880, 13615448, 14054656, 14145920, 15560512, 17019310, 17568320, 18943232, 19450640, 19804288, 23679040, 24755360, 27230896, 28291840, 31121024, 34038620, 35136640, 38901280, 39608576, 47358080, 49510720, 54461792, 62242048, 68077240, 70273280, 77802560, 94716160, 99021440, 108923584, 136154480, 155605120, 198042880, 217847168, 272308960, 311210240, 435694336, 544617920, 1089235840, 2178471680]

約数ペア:

[(1, 2178471680), (2, 1089235840), (4, 544617920), (5, 435694336), (7, 311210240), (8, 272308960), (10, 217847168), (11, 198042880), (14, 155605120), (16, 136154480), (20, 108923584), (22, 99021440), (23, 94716160), (28, 77802560), (31, 70273280), (32, 68077240), (35, 62242048), (40, 54461792), (44, 49510720), (46, 47358080), (55, 39608576), (56, 38901280), (62, 35136640), (64, 34038620), (70, 31121024), (77, 28291840), (80, 27230896), (88, 24755360), (92, 23679040), (110, 19804288), (112, 19450640), (115, 18943232), (124, 17568320), (128, 17019310), (140, 15560512), (154, 14145920), (155, 14054656), (160, 13615448), (161, 13530880), (176, 12377680), (184, 11839520), (217, 10039040), (220, 9902144), (224, 9725320), (230, 9471616), (248, 8784160), (253, 8610560), (256, 8509655), (280, 7780256), (308, 7072960), (310, 7027328), (320, 6807724), (322, 6765440), (341, 6388480), (352, 6188840), (368, 5919760), (385, 5658368), (434, 5019520), (440, 4951072), (448, 4862660), (460, 4735808), (496, 4392080), (506, 4305280), (560, 3890128), (616, 3536480), (620, 3513664), (640, 3403862), (644, 3382720), (682, 3194240), (704, 3094420), (713, 3055360), (736, 2959880), (770, 2829184), (805, 2706176), (868, 2509760), (880, 2475536), (896, 2431330), (920, 2367904), (961, 2266880), (992, 2196040), (1012, 2152640), (1085, 2007808), (1120, 1945064), (1232, 1768240), (1240, 1756832), (1265, 1722112), (1280, 1701931), (1288, 1691360), (1364, 1597120), (1408, 1547210), (1426, 1527680), (1472, 1479940), (1540, 1414592), (1610, 1353088), (1705, 1277696), (1736, 1254880), (1760, 1237768), (1771, 1230080), (1792, 1215665), (1840, 1183952), (1922, 1133440), (1984, 1098020), (2024, 1076320), (2170, 1003904), (2240, 972532), (2387, 912640), (2464, 884120), (2480, 878416), (2530, 861056), (2576, 845680), (2728, 798560), (2816, 773605), (2852, 763840), (2944, 739970), (3080, 707296), (3220, 676544), (3410, 638848), (3472, 627440), (3520, 618884), (3542, 615040), (3565, 611072), (3680, 591976), (3844, 566720), (3968, 549010), (4048, 538160), (4340, 501952), (4480, 486266), (4774, 456320), (4805, 453376), (4928, 442060), (4960, 439208), (4991, 436480), (5060, 430528), (5152, 422840), (5456, 399280), (5704, 381920), (5888, 369985), (6160, 353648), (6440, 338272), (6727, 323840), (6820, 319424), (6944, 313720), (7040, 309442), (7084, 307520), (7130, 305536), (7360, 295988), (7688, 283360), (7843, 277760), (7936, 274505), (8096, 269080), (8680, 250976), (8855, 246016), (8960, 243133), (9548, 228160), (9610, 226688), (9856, 221030), (9920, 219604), (9982, 218240), (10120, 215264), (10304, 211420), (10571, 206080), (10912, 199640), (11408, 190960), (11935, 182528), (12320, 176824), (12880, 169136), (13454, 161920), (13640, 159712), (13888, 156860), (14080, 154721), (14168, 153760), (14260, 152768), (14720, 147994), (15376, 141680), (15686, 138880), (16192, 134540), (17360, 125488), (17710, 123008), (19096, 114080), (19220, 113344), (19712, 110515), (19840, 109802), (19964, 109120), (20240, 107632), (20608, 105710), (21142, 103040), (21824, 99820), (22103, 98560), (22816, 95480), (23870, 91264), (24640, 88412), (24955, 87296), (25760, 84568), (26908, 80960), (27280, 79856), (27776, 78430), (28336, 76880), (28520, 76384), (29440, 73997), (30752, 70840), (31372, 69440), (32384, 67270), (33635, 64768), (34720, 62744), (35420, 61504), (38192, 57040), (38440, 56672), (39215, 55552), (39680, 54901), (39928, 54560), (40480, 53816), (41216, 52855), (42284, 51520), (43648, 49910), (44206, 49280), (45632, 47740)]