639048960

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2$

素因数の和:123

約数の個数: 432

約数和(自身を含む): 2535704640

約数和(自身を除く): 1896655680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 41, 44, 45, 48, 54, 55, 60, 64, 66, 72, 80, 82, 88, 90, 96, 99, 108, 110, 120, 123, 128, 132, 135, 144, 160, 164, 165, 176, 180, 192, 198, 205, 216, 220, 240, 246, 256, 264, 270, 288, 297, 320, 328, 330, 352, 360, 369, 384, 396, 410, 432, 440, 451, 480, 492, 495, 528, 540, 576, 594, 615, 640, 656, 660, 704, 720, 738, 768, 792, 820, 864, 880, 902, 960, 984, 990, 1056, 1080, 1107, 1152, 1188, 1230, 1280, 1312, 1320, 1353, 1408, 1440, 1476, 1485, 1584, 1640, 1681, 1728, 1760, 1804, 1845, 1920, 1968, 1980, 2112, 2160, 2214, 2255, 2304, 2376, 2460, 2624, 2640, 2706, 2816, 2880, 2952, 2970, 3168, 3280, 3362, 3456, 3520, 3608, 3690, 3840, 3936, 3960, 4059, 4224, 4320, 4428, 4510, 4752, 4920, 5043, 5248, 5280, 5412, 5535, 5760, 5904, 5940, 6336, 6560, 6724, 6765, 6912, 7040, 7216, 7380, 7872, 7920, 8118, 8405, 8448, 8640, 8856, 9020, 9504, 9840, 10086, 10496, 10560, 10824, 11070, 11520, 11808, 11880, 12177, 12672, 13120, 13448, 13530, 14080, 14432, 14760, 15129, 15744, 15840, 16236, 16810, 17280, 17712, 18040, 18491, 19008, 19680, 20172, 20295, 21120, 21648, 22140, 23616, 23760, 24354, 25215, 25344, 26240, 26896, 27060, 28864, 29520, 30258, 31488, 31680, 32472, 33620, 34560, 35424, 36080, 36982, 38016, 39360, 40344, 40590, 42240, 43296, 44280, 45387, 47232, 47520, 48708, 50430, 52480, 53792, 54120, 55473, 57728, 59040, 60516, 60885, 63360, 64944, 67240, 70848, 72160, 73964, 75645, 76032, 78720, 80688, 81180, 86592, 88560, 90774, 92455, 94464, 95040, 97416, 100860, 107584, 108240, 110946, 115456, 118080, 121032, 121770, 126720, 129888, 134480, 141696, 144320, 147928, 151290, 157440, 161376, 162360, 166419, 173184, 177120, 181548, 184910, 190080, 194832, 201720, 215168, 216480, 221892, 226935, 236160, 242064, 243540, 259776, 268960, 277365, 283392, 288640, 295856, 302580, 322752, 324720, 332838, 346368, 354240, 363096, 369820, 380160, 389664, 403440, 430336, 432960, 443784, 453870, 472320, 484128, 487080, 499257, 519552, 537920, 554730, 577280, 591712, 605160, 645504, 649440, 665676, 708480, 726192, 739640, 779328, 806880, 832095, 865920, 887568, 907740, 968256, 974160, 998514, 1039104, 1075840, 1109460, 1183424, 1210320, 1291008, 1298880, 1331352, 1416960, 1452384, 1479280, 1558656, 1613760, 1664190, 1731840, 1775136, 1815480, 1936512, 1948320, 1997028, 2151680, 2218920, 2366848, 2420640, 2496285, 2597760, 2662704, 2904768, 2958560, 3117312, 3227520, 3328380, 3550272, 3630960, 3873024, 3896640, 3994056, 4437840, 4733696, 4841280, 4992570, 5195520, 5325408, 5809536, 5917120, 6455040, 6656760, 7100544, 7261920, 7793280, 7988112, 8875680, 9682560, 9985140, 10650816, 11619072, 11834240, 13313520, 14201088, 14523840, 15586560, 15976224, 17751360, 19365120, 19970280, 21301632, 23668480, 26627040, 29047680, 31952448, 35502720, 39940560, 42603264, 53254080, 58095360, 63904896, 71005440, 79881120, 106508160, 127809792, 159762240, 213016320, 319524480, 639048960]

約数ペア:

[(1, 639048960), (2, 319524480), (3, 213016320), (4, 159762240), (5, 127809792), (6, 106508160), (8, 79881120), (9, 71005440), (10, 63904896), (11, 58095360), (12, 53254080), (15, 42603264), (16, 39940560), (18, 35502720), (20, 31952448), (22, 29047680), (24, 26627040), (27, 23668480), (30, 21301632), (32, 19970280), (33, 19365120), (36, 17751360), (40, 15976224), (41, 15586560), (44, 14523840), (45, 14201088), (48, 13313520), (54, 11834240), (55, 11619072), (60, 10650816), (64, 9985140), (66, 9682560), (72, 8875680), (80, 7988112), (82, 7793280), (88, 7261920), (90, 7100544), (96, 6656760), (99, 6455040), (108, 5917120), (110, 5809536), (120, 5325408), (123, 5195520), (128, 4992570), (132, 4841280), (135, 4733696), (144, 4437840), (160, 3994056), (164, 3896640), (165, 3873024), (176, 3630960), (180, 3550272), (192, 3328380), (198, 3227520), (205, 3117312), (216, 2958560), (220, 2904768), (240, 2662704), (246, 2597760), (256, 2496285), (264, 2420640), (270, 2366848), (288, 2218920), (297, 2151680), (320, 1997028), (328, 1948320), (330, 1936512), (352, 1815480), (360, 1775136), (369, 1731840), (384, 1664190), (396, 1613760), (410, 1558656), (432, 1479280), (440, 1452384), (451, 1416960), (480, 1331352), (492, 1298880), (495, 1291008), (528, 1210320), (540, 1183424), (576, 1109460), (594, 1075840), (615, 1039104), (640, 998514), (656, 974160), (660, 968256), (704, 907740), (720, 887568), (738, 865920), (768, 832095), (792, 806880), (820, 779328), (864, 739640), (880, 726192), (902, 708480), (960, 665676), (984, 649440), (990, 645504), (1056, 605160), (1080, 591712), (1107, 577280), (1152, 554730), (1188, 537920), (1230, 519552), (1280, 499257), (1312, 487080), (1320, 484128), (1353, 472320), (1408, 453870), (1440, 443784), (1476, 432960), (1485, 430336), (1584, 403440), (1640, 389664), (1681, 380160), (1728, 369820), (1760, 363096), (1804, 354240), (1845, 346368), (1920, 332838), (1968, 324720), (1980, 322752), (2112, 302580), (2160, 295856), (2214, 288640), (2255, 283392), (2304, 277365), (2376, 268960), (2460, 259776), (2624, 243540), (2640, 242064), (2706, 236160), (2816, 226935), (2880, 221892), (2952, 216480), (2970, 215168), (3168, 201720), (3280, 194832), (3362, 190080), (3456, 184910), (3520, 181548), (3608, 177120), (3690, 173184), (3840, 166419), (3936, 162360), (3960, 161376), (4059, 157440), (4224, 151290), (4320, 147928), (4428, 144320), (4510, 141696), (4752, 134480), (4920, 129888), (5043, 126720), (5248, 121770), (5280, 121032), (5412, 118080), (5535, 115456), (5760, 110946), (5904, 108240), (5940, 107584), (6336, 100860), (6560, 97416), (6724, 95040), (6765, 94464), (6912, 92455), (7040, 90774), (7216, 88560), (7380, 86592), (7872, 81180), (7920, 80688), (8118, 78720), (8405, 76032), (8448, 75645), (8640, 73964), (8856, 72160), (9020, 70848), (9504, 67240), (9840, 64944), (10086, 63360), (10496, 60885), (10560, 60516), (10824, 59040), (11070, 57728), (11520, 55473), (11808, 54120), (11880, 53792), (12177, 52480), (12672, 50430), (13120, 48708), (13448, 47520), (13530, 47232), (14080, 45387), (14432, 44280), (14760, 43296), (15129, 42240), (15744, 40590), (15840, 40344), (16236, 39360), (16810, 38016), (17280, 36982), (17712, 36080), (18040, 35424), (18491, 34560), (19008, 33620), (19680, 32472), (20172, 31680), (20295, 31488), (21120, 30258), (21648, 29520), (22140, 28864), (23616, 27060), (23760, 26896), (24354, 26240), (25215, 25344)]