256322880

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 560

約数和(自身を含む): 1062167040

約数和(自身を除く): 805844160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 29, 30, 31, 32, 33, 36, 40, 44, 45, 48, 54, 55, 58, 60, 62, 64, 66, 72, 80, 81, 87, 88, 90, 93, 96, 99, 108, 110, 116, 120, 124, 132, 135, 144, 145, 155, 160, 162, 165, 174, 176, 180, 186, 192, 198, 216, 220, 232, 240, 248, 261, 264, 270, 279, 288, 290, 297, 310, 319, 320, 324, 330, 341, 348, 352, 360, 372, 396, 405, 432, 435, 440, 464, 465, 480, 495, 496, 522, 528, 540, 558, 576, 580, 594, 620, 638, 648, 660, 682, 696, 704, 720, 744, 783, 792, 810, 837, 864, 870, 880, 891, 899, 928, 930, 957, 960, 990, 992, 1023, 1044, 1056, 1080, 1116, 1160, 1188, 1240, 1276, 1296, 1305, 1320, 1364, 1392, 1395, 1440, 1485, 1488, 1566, 1584, 1595, 1620, 1674, 1705, 1728, 1740, 1760, 1782, 1798, 1856, 1860, 1914, 1980, 1984, 2046, 2088, 2112, 2160, 2232, 2320, 2349, 2376, 2480, 2511, 2552, 2592, 2610, 2640, 2697, 2728, 2784, 2790, 2871, 2880, 2970, 2976, 3069, 3132, 3168, 3190, 3240, 3348, 3410, 3480, 3520, 3564, 3596, 3720, 3828, 3915, 3960, 4092, 4176, 4185, 4320, 4455, 4464, 4495, 4640, 4698, 4752, 4785, 4960, 5022, 5104, 5115, 5184, 5220, 5280, 5394, 5456, 5568, 5580, 5742, 5940, 5952, 6138, 6264, 6336, 6380, 6480, 6696, 6820, 6960, 7128, 7192, 7440, 7656, 7830, 7920, 8091, 8184, 8352, 8370, 8613, 8640, 8910, 8928, 8990, 9207, 9280, 9396, 9504, 9570, 9889, 9920, 10044, 10208, 10230, 10440, 10560, 10788, 10912, 11160, 11484, 11745, 11880, 12276, 12528, 12555, 12760, 12960, 13392, 13485, 13640, 13920, 14256, 14355, 14384, 14880, 15312, 15345, 15660, 15840, 16182, 16368, 16704, 16740, 17226, 17820, 17856, 17980, 18414, 18792, 19008, 19140, 19778, 20088, 20416, 20460, 20880, 21576, 21824, 22320, 22968, 23490, 23760, 24273, 24552, 25056, 25110, 25520, 25839, 25920, 26784, 26970, 27280, 27621, 27840, 28512, 28710, 28768, 29667, 29760, 30624, 30690, 31320, 31680, 32364, 32736, 33480, 34452, 35640, 35960, 36828, 37584, 38280, 39556, 40176, 40455, 40920, 41760, 43065, 43152, 44640, 45936, 46035, 46980, 47520, 48546, 49104, 49445, 50112, 50220, 51040, 51678, 53568, 53940, 54560, 55242, 57024, 57420, 57536, 59334, 61248, 61380, 62640, 64728, 65472, 66960, 68904, 71280, 71920, 72819, 73656, 75168, 76560, 79112, 80352, 80910, 81840, 83520, 86130, 86304, 89001, 89280, 91872, 92070, 93960, 95040, 97092, 98208, 98890, 100440, 102080, 103356, 107880, 109120, 110484, 114840, 118668, 121365, 122760, 125280, 129195, 129456, 133920, 137808, 138105, 142560, 143840, 145638, 147312, 148335, 150336, 153120, 158224, 160704, 161820, 163680, 172260, 172608, 178002, 183744, 184140, 187920, 194184, 196416, 197780, 200880, 206712, 215760, 220968, 229680, 237336, 242730, 245520, 250560, 258390, 258912, 267003, 267840, 275616, 276210, 285120, 287680, 291276, 294624, 296670, 306240, 316448, 323640, 327360, 344520, 356004, 364095, 368280, 375840, 388368, 395560, 401760, 413424, 431520, 441936, 445005, 459360, 474672, 485460, 491040, 516780, 517824, 534006, 551232, 552420, 582552, 589248, 593340, 632896, 647280, 689040, 712008, 728190, 736560, 751680, 776736, 791120, 801009, 803520, 826848, 863040, 883872, 890010, 918720, 949344, 970920, 982080, 1033560, 1068012, 1104840, 1165104, 1186680, 1294560, 1335015, 1378080, 1424016, 1456380, 1473120, 1553472, 1582240, 1602018, 1653696, 1767744, 1780020, 1898688, 1941840, 2067120, 2136024, 2209680, 2330208, 2373360, 2589120, 2670030, 2756160, 2848032, 2912760, 2946240, 3164480, 3204036, 3560040, 3883680, 4005045, 4134240, 4272048, 4419360, 4660416, 4746720, 5340060, 5696064, 5825520, 6408072, 7120080, 7767360, 8010090, 8268480, 8544096, 8838720, 9493440, 10680120, 11651040, 12816144, 14240160, 16020180, 17088192, 21360240, 23302080, 25632288, 28480320, 32040360, 42720480, 51264576, 64080720, 85440960, 128161440, 256322880]

約数ペア:

[(1, 256322880), (2, 128161440), (3, 85440960), (4, 64080720), (5, 51264576), (6, 42720480), (8, 32040360), (9, 28480320), (10, 25632288), (11, 23302080), (12, 21360240), (15, 17088192), (16, 16020180), (18, 14240160), (20, 12816144), (22, 11651040), (24, 10680120), (27, 9493440), (29, 8838720), (30, 8544096), (31, 8268480), (32, 8010090), (33, 7767360), (36, 7120080), (40, 6408072), (44, 5825520), (45, 5696064), (48, 5340060), (54, 4746720), (55, 4660416), (58, 4419360), (60, 4272048), (62, 4134240), (64, 4005045), (66, 3883680), (72, 3560040), (80, 3204036), (81, 3164480), (87, 2946240), (88, 2912760), (90, 2848032), (93, 2756160), (96, 2670030), (99, 2589120), (108, 2373360), (110, 2330208), (116, 2209680), (120, 2136024), (124, 2067120), (132, 1941840), (135, 1898688), (144, 1780020), (145, 1767744), (155, 1653696), (160, 1602018), (162, 1582240), (165, 1553472), (174, 1473120), (176, 1456380), (180, 1424016), (186, 1378080), (192, 1335015), (198, 1294560), (216, 1186680), (220, 1165104), (232, 1104840), (240, 1068012), (248, 1033560), (261, 982080), (264, 970920), (270, 949344), (279, 918720), (288, 890010), (290, 883872), (297, 863040), (310, 826848), (319, 803520), (320, 801009), (324, 791120), (330, 776736), (341, 751680), (348, 736560), (352, 728190), (360, 712008), (372, 689040), (396, 647280), (405, 632896), (432, 593340), (435, 589248), (440, 582552), (464, 552420), (465, 551232), (480, 534006), (495, 517824), (496, 516780), (522, 491040), (528, 485460), (540, 474672), (558, 459360), (576, 445005), (580, 441936), (594, 431520), (620, 413424), (638, 401760), (648, 395560), (660, 388368), (682, 375840), (696, 368280), (704, 364095), (720, 356004), (744, 344520), (783, 327360), (792, 323640), (810, 316448), (837, 306240), (864, 296670), (870, 294624), (880, 291276), (891, 287680), (899, 285120), (928, 276210), (930, 275616), (957, 267840), (960, 267003), (990, 258912), (992, 258390), (1023, 250560), (1044, 245520), (1056, 242730), (1080, 237336), (1116, 229680), (1160, 220968), (1188, 215760), (1240, 206712), (1276, 200880), (1296, 197780), (1305, 196416), (1320, 194184), (1364, 187920), (1392, 184140), (1395, 183744), (1440, 178002), (1485, 172608), (1488, 172260), (1566, 163680), (1584, 161820), (1595, 160704), (1620, 158224), (1674, 153120), (1705, 150336), (1728, 148335), (1740, 147312), (1760, 145638), (1782, 143840), (1798, 142560), (1856, 138105), (1860, 137808), (1914, 133920), (1980, 129456), (1984, 129195), (2046, 125280), (2088, 122760), (2112, 121365), (2160, 118668), (2232, 114840), (2320, 110484), (2349, 109120), (2376, 107880), (2480, 103356), (2511, 102080), (2552, 100440), (2592, 98890), (2610, 98208), (2640, 97092), (2697, 95040), (2728, 93960), (2784, 92070), (2790, 91872), (2871, 89280), (2880, 89001), (2970, 86304), (2976, 86130), (3069, 83520), (3132, 81840), (3168, 80910), (3190, 80352), (3240, 79112), (3348, 76560), (3410, 75168), (3480, 73656), (3520, 72819), (3564, 71920), (3596, 71280), (3720, 68904), (3828, 66960), (3915, 65472), (3960, 64728), (4092, 62640), (4176, 61380), (4185, 61248), (4320, 59334), (4455, 57536), (4464, 57420), (4495, 57024), (4640, 55242), (4698, 54560), (4752, 53940), (4785, 53568), (4960, 51678), (5022, 51040), (5104, 50220), (5115, 50112), (5184, 49445), (5220, 49104), (5280, 48546), (5394, 47520), (5456, 46980), (5568, 46035), (5580, 45936), (5742, 44640), (5940, 43152), (5952, 43065), (6138, 41760), (6264, 40920), (6336, 40455), (6380, 40176), (6480, 39556), (6696, 38280), (6820, 37584), (6960, 36828), (7128, 35960), (7192, 35640), (7440, 34452), (7656, 33480), (7830, 32736), (7920, 32364), (8091, 31680), (8184, 31320), (8352, 30690), (8370, 30624), (8613, 29760), (8640, 29667), (8910, 28768), (8928, 28710), (8990, 28512), (9207, 27840), (9280, 27621), (9396, 27280), (9504, 26970), (9570, 26784), (9889, 25920), (9920, 25839), (10044, 25520), (10208, 25110), (10230, 25056), (10440, 24552), (10560, 24273), (10788, 23760), (10912, 23490), (11160, 22968), (11484, 22320), (11745, 21824), (11880, 21576), (12276, 20880), (12528, 20460), (12555, 20416), (12760, 20088), (12960, 19778), (13392, 19140), (13485, 19008), (13640, 18792), (13920, 18414), (14256, 17980), (14355, 17856), (14384, 17820), (14880, 17226), (15312, 16740), (15345, 16704), (15660, 16368), (15840, 16182)]