257297040

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:77

約数の個数: 960

約数和(自身を含む): 1282417920

約数和(自身を除く): 1025120880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20, 21, 22, 24, 26, 27, 28, 30, 33, 34, 35, 36, 39, 40, 42, 44, 45, 48, 49, 51, 52, 54, 55, 56, 60, 63, 65, 66, 68, 70, 72, 77, 78, 80, 84, 85, 88, 90, 91, 98, 99, 102, 104, 105, 108, 110, 112, 117, 119, 120, 126, 130, 132, 135, 136, 140, 143, 144, 147, 153, 154, 156, 165, 168, 170, 176, 180, 182, 187, 189, 195, 196, 198, 204, 208, 210, 216, 220, 221, 231, 234, 238, 240, 245, 252, 255, 260, 264, 270, 272, 273, 280, 286, 294, 297, 306, 308, 312, 315, 330, 336, 340, 351, 357, 360, 364, 374, 378, 385, 390, 392, 396, 408, 420, 429, 432, 440, 441, 442, 455, 459, 462, 468, 476, 490, 495, 504, 510, 520, 528, 539, 540, 546, 560, 561, 572, 585, 588, 594, 595, 612, 616, 624, 630, 637, 660, 663, 680, 693, 702, 714, 715, 720, 728, 735, 748, 756, 765, 770, 780, 784, 792, 816, 819, 833, 840, 858, 880, 882, 884, 910, 918, 924, 935, 936, 945, 952, 980, 990, 1001, 1008, 1020, 1040, 1071, 1078, 1080, 1092, 1105, 1122, 1144, 1155, 1170, 1176, 1188, 1190, 1224, 1232, 1260, 1274, 1287, 1309, 1320, 1323, 1326, 1360, 1365, 1386, 1404, 1428, 1430, 1456, 1470, 1485, 1496, 1512, 1530, 1540, 1547, 1560, 1584, 1617, 1638, 1666, 1680, 1683, 1716, 1755, 1764, 1768, 1785, 1820, 1836, 1848, 1870, 1872, 1890, 1904, 1911, 1960, 1980, 1989, 2002, 2040, 2079, 2142, 2145, 2156, 2160, 2184, 2205, 2210, 2244, 2288, 2295, 2310, 2340, 2352, 2376, 2380, 2431, 2448, 2457, 2499, 2520, 2548, 2574, 2618, 2640, 2646, 2652, 2695, 2730, 2772, 2805, 2808, 2856, 2860, 2940, 2970, 2992, 3003, 3024, 3060, 3080, 3094, 3120, 3185, 3213, 3234, 3276, 3315, 3332, 3366, 3432, 3465, 3510, 3528, 3536, 3570, 3640, 3672, 3696, 3740, 3780, 3822, 3861, 3920, 3927, 3960, 3978, 4004, 4080, 4095, 4158, 4165, 4284, 4290, 4312, 4368, 4410, 4420, 4488, 4590, 4620, 4641, 4680, 4752, 4760, 4851, 4862, 4914, 4998, 5005, 5040, 5049, 5096, 5148, 5236, 5292, 5304, 5355, 5390, 5460, 5544, 5610, 5616, 5712, 5720, 5733, 5880, 5940, 5967, 6006, 6120, 6160, 6188, 6370, 6426, 6435, 6468, 6545, 6552, 6615, 6630, 6664, 6732, 6864, 6930, 7007, 7020, 7056, 7140, 7280, 7293, 7344, 7480, 7497, 7560, 7644, 7722, 7735, 7854, 7920, 7956, 8008, 8085, 8190, 8316, 8330, 8415, 8568, 8580, 8624, 8820, 8840, 8976, 9009, 9163, 9180, 9240, 9282, 9360, 9520, 9555, 9702, 9724, 9828, 9945, 9996, 10010, 10098, 10192, 10296, 10395, 10472, 10584, 10608, 10710, 10780, 10829, 10920, 11088, 11220, 11440, 11466, 11760, 11781, 11880, 11934, 12012, 12155, 12240, 12285, 12376, 12495, 12740, 12852, 12870, 12936, 13090, 13104, 13230, 13260, 13328, 13464, 13860, 13923, 14014, 14040, 14280, 14553, 14586, 14960, 14994, 15015, 15120, 15288, 15444, 15470, 15708, 15912, 16016, 16065, 16170, 16380, 16632, 16660, 16830, 17017, 17136, 17160, 17199, 17640, 17680, 18018, 18326, 18360, 18480, 18564, 19110, 19305, 19404, 19448, 19635, 19656, 19890, 19992, 20020, 20196, 20592, 20790, 20944, 21021, 21168, 21420, 21560, 21658, 21840, 21879, 22440, 22491, 22932, 23205, 23562, 23760, 23868, 24024, 24255, 24310, 24570, 24752, 24990, 25245, 25480, 25704, 25740, 25872, 26180, 26460, 26520, 26928, 27027, 27489, 27720, 27846, 28028, 28080, 28560, 28665, 29106, 29172, 29835, 29988, 30030, 30576, 30888, 30940, 31416, 31824, 32130, 32340, 32487, 32760, 33264, 33320, 33660, 34034, 34320, 34398, 35035, 35280, 35343, 36036, 36465, 36652, 36720, 37128, 37485, 38220, 38610, 38808, 38896, 39270, 39312, 39780, 39984, 40040, 40392, 41580, 41769, 42042, 42840, 43120, 43316, 43758, 44880, 44982, 45045, 45815, 45864, 46410, 47124, 47736, 48048, 48510, 48620, 49140, 49980, 50490, 50960, 51051, 51408, 51480, 52360, 52920, 53040, 54054, 54145, 54978, 55440, 55692, 56056, 57330, 58212, 58344, 58905, 59670, 59976, 60060, 61776, 61880, 62832, 63063, 64260, 64680, 64974, 65520, 65637, 66640, 67320, 68068, 68796, 69615, 70070, 70686, 72072, 72765, 72930, 73304, 74256, 74970, 76440, 77220, 77616, 78540, 79560, 80080, 80784, 82467, 83160, 83538, 84084, 85085, 85680, 85995, 86632, 87516, 89964, 90090, 91630, 91728, 92820, 94248, 95472, 97020, 97240, 97461, 98280, 99960, 100980, 102102, 102960, 104720, 105105, 105840, 108108, 108290, 109395, 109956, 111384, 112112, 112455, 114660, 116424, 116688, 117810, 119119, 119340, 119952, 120120, 123760, 126126, 128520, 129360, 129948, 131274, 134640, 135135, 136136, 137445, 137592, 139230, 140140, 141372, 144144, 145530, 145860, 146608, 149940, 152880, 153153, 154440, 157080, 159120, 162435, 164934, 166320, 167076, 168168, 170170, 171990, 173264, 175032, 176715, 179928, 180180, 183260, 185640, 188496, 189189, 194040, 194480, 194922, 196560, 199920, 201960, 204204, 208845, 210210, 216216, 216580, 218790, 219912, 222768, 224910, 229320, 232848, 235620, 238238, 238680, 240240, 247401, 252252, 255255, 257040, 259896, 262548, 270270, 272272, 274890, 275184, 278460, 280280, 282744, 291060, 291720, 292383, 299880, 306306, 308880, 314160, 315315, 324870, 328185, 329868, 334152, 336336, 340340, 343980, 350064, 353430, 357357, 359856, 360360, 366520, 371280, 378378, 388080, 389844, 403920, 408408, 412335, 417690, 420420, 432432, 433160, 437580, 439824, 449820, 458640, 459459, 471240, 476476, 477360, 487305, 494802, 504504, 510510, 519792, 525096, 540540, 549780, 556920, 560560, 565488, 582120, 583440, 584766, 595595, 599760, 612612, 630630, 649740, 656370, 659736, 668304, 680680, 687960, 706860, 714714, 720720, 733040, 756756, 765765, 779688, 816816, 824670, 835380, 840840, 866320, 875160, 899640, 918918, 942480, 945945, 952952, 974610, 989604, 1009008, 1021020, 1050192, 1072071, 1081080, 1099560, 1113840, 1164240, 1169532, 1191190, 1225224, 1237005, 1261260, 1299480, 1312740, 1319472, 1361360, 1375920, 1413720, 1429428, 1461915, 1513512, 1531530, 1559376, 1649340, 1670760, 1681680, 1750320, 1786785, 1799280, 1837836, 1891890, 1905904, 1949220, 1979208, 2042040, 2144142, 2162160, 2199120, 2297295, 2339064, 2382380, 2450448, 2474010, 2522520, 2598960, 2625480, 2827440, 2858856, 2923830, 3027024, 3063060, 3216213, 3298680, 3341520, 3573570, 3675672, 3783780, 3898440, 3958416, 4084080, 4288284, 4594590, 4678128, 4764760, 4948020, 5045040, 5250960, 5360355, 5717712, 5847660, 6126120, 6432426, 6597360, 7147140, 7351344, 7567560, 7796880, 8576568, 9189180, 9529520, 9896040, 10720710, 11695320, 12252240, 12864852, 14294280, 15135120, 16081065, 17153136, 18378360, 19792080, 21441420, 23390640, 25729704, 28588560, 32162130, 36756720, 42882840, 51459408, 64324260, 85765680, 128648520, 257297040]

約数ペア:

[(1, 257297040), (2, 128648520), (3, 85765680), (4, 64324260), (5, 51459408), (6, 42882840), (7, 36756720), (8, 32162130), (9, 28588560), (10, 25729704), (11, 23390640), (12, 21441420), (13, 19792080), (14, 18378360), (15, 17153136), (16, 16081065), (17, 15135120), (18, 14294280), (20, 12864852), (21, 12252240), (22, 11695320), (24, 10720710), (26, 9896040), (27, 9529520), (28, 9189180), (30, 8576568), (33, 7796880), (34, 7567560), (35, 7351344), (36, 7147140), (39, 6597360), (40, 6432426), (42, 6126120), (44, 5847660), (45, 5717712), (48, 5360355), (49, 5250960), (51, 5045040), (52, 4948020), (54, 4764760), (55, 4678128), (56, 4594590), (60, 4288284), (63, 4084080), (65, 3958416), (66, 3898440), (68, 3783780), (70, 3675672), (72, 3573570), (77, 3341520), (78, 3298680), (80, 3216213), (84, 3063060), (85, 3027024), (88, 2923830), (90, 2858856), (91, 2827440), (98, 2625480), (99, 2598960), (102, 2522520), (104, 2474010), (105, 2450448), (108, 2382380), (110, 2339064), (112, 2297295), (117, 2199120), (119, 2162160), (120, 2144142), (126, 2042040), (130, 1979208), (132, 1949220), (135, 1905904), (136, 1891890), (140, 1837836), (143, 1799280), (144, 1786785), (147, 1750320), (153, 1681680), (154, 1670760), (156, 1649340), (165, 1559376), (168, 1531530), (170, 1513512), (176, 1461915), (180, 1429428), (182, 1413720), (187, 1375920), (189, 1361360), (195, 1319472), (196, 1312740), (198, 1299480), (204, 1261260), (208, 1237005), (210, 1225224), (216, 1191190), (220, 1169532), (221, 1164240), (231, 1113840), (234, 1099560), (238, 1081080), (240, 1072071), (245, 1050192), (252, 1021020), (255, 1009008), (260, 989604), (264, 974610), (270, 952952), (272, 945945), (273, 942480), (280, 918918), (286, 899640), (294, 875160), (297, 866320), (306, 840840), (308, 835380), (312, 824670), (315, 816816), (330, 779688), (336, 765765), (340, 756756), (351, 733040), (357, 720720), (360, 714714), (364, 706860), (374, 687960), (378, 680680), (385, 668304), (390, 659736), (392, 656370), (396, 649740), (408, 630630), (420, 612612), (429, 599760), (432, 595595), (440, 584766), (441, 583440), (442, 582120), (455, 565488), (459, 560560), (462, 556920), (468, 549780), (476, 540540), (490, 525096), (495, 519792), (504, 510510), (510, 504504), (520, 494802), (528, 487305), (539, 477360), (540, 476476), (546, 471240), (560, 459459), (561, 458640), (572, 449820), (585, 439824), (588, 437580), (594, 433160), (595, 432432), (612, 420420), (616, 417690), (624, 412335), (630, 408408), (637, 403920), (660, 389844), (663, 388080), (680, 378378), (693, 371280), (702, 366520), (714, 360360), (715, 359856), (720, 357357), (728, 353430), (735, 350064), (748, 343980), (756, 340340), (765, 336336), (770, 334152), (780, 329868), (784, 328185), (792, 324870), (816, 315315), (819, 314160), (833, 308880), (840, 306306), (858, 299880), (880, 292383), (882, 291720), (884, 291060), (910, 282744), (918, 280280), (924, 278460), (935, 275184), (936, 274890), (945, 272272), (952, 270270), (980, 262548), (990, 259896), (1001, 257040), (1008, 255255), (1020, 252252), (1040, 247401), (1071, 240240), (1078, 238680), (1080, 238238), (1092, 235620), (1105, 232848), (1122, 229320), (1144, 224910), (1155, 222768), (1170, 219912), (1176, 218790), (1188, 216580), (1190, 216216), (1224, 210210), (1232, 208845), (1260, 204204), (1274, 201960), (1287, 199920), (1309, 196560), (1320, 194922), (1323, 194480), (1326, 194040), (1360, 189189), (1365, 188496), (1386, 185640), (1404, 183260), (1428, 180180), (1430, 179928), (1456, 176715), (1470, 175032), (1485, 173264), (1496, 171990), (1512, 170170), (1530, 168168), (1540, 167076), (1547, 166320), (1560, 164934), (1584, 162435), (1617, 159120), (1638, 157080), (1666, 154440), (1680, 153153), (1683, 152880), (1716, 149940), (1755, 146608), (1764, 145860), (1768, 145530), (1785, 144144), (1820, 141372), (1836, 140140), (1848, 139230), (1870, 137592), (1872, 137445), (1890, 136136), (1904, 135135), (1911, 134640), (1960, 131274), (1980, 129948), (1989, 129360), (2002, 128520), (2040, 126126), (2079, 123760), (2142, 120120), (2145, 119952), (2156, 119340), (2160, 119119), (2184, 117810), (2205, 116688), (2210, 116424), (2244, 114660), (2288, 112455), (2295, 112112), (2310, 111384), (2340, 109956), (2352, 109395), (2376, 108290), (2380, 108108), (2431, 105840), (2448, 105105), (2457, 104720), (2499, 102960), (2520, 102102), (2548, 100980), (2574, 99960), (2618, 98280), (2640, 97461), (2646, 97240), (2652, 97020), (2695, 95472), (2730, 94248), (2772, 92820), (2805, 91728), (2808, 91630), (2856, 90090), (2860, 89964), (2940, 87516), (2970, 86632), (2992, 85995), (3003, 85680), (3024, 85085), (3060, 84084), (3080, 83538), (3094, 83160), (3120, 82467), (3185, 80784), (3213, 80080), (3234, 79560), (3276, 78540), (3315, 77616), (3332, 77220), (3366, 76440), (3432, 74970), (3465, 74256), (3510, 73304), (3528, 72930), (3536, 72765), (3570, 72072), (3640, 70686), (3672, 70070), (3696, 69615), (3740, 68796), (3780, 68068), (3822, 67320), (3861, 66640), (3920, 65637), (3927, 65520), (3960, 64974), (3978, 64680), (4004, 64260), (4080, 63063), (4095, 62832), (4158, 61880), (4165, 61776), (4284, 60060), (4290, 59976), (4312, 59670), (4368, 58905), (4410, 58344), (4420, 58212), (4488, 57330), (4590, 56056), (4620, 55692), (4641, 55440), (4680, 54978), (4752, 54145), (4760, 54054), (4851, 53040), (4862, 52920), (4914, 52360), (4998, 51480), (5005, 51408), (5040, 51051), (5049, 50960), (5096, 50490), (5148, 49980), (5236, 49140), (5292, 48620), (5304, 48510), (5355, 48048), (5390, 47736), (5460, 47124), (5544, 46410), (5610, 45864), (5616, 45815), (5712, 45045), (5720, 44982), (5733, 44880), (5880, 43758), (5940, 43316), (5967, 43120), (6006, 42840), (6120, 42042), (6160, 41769), (6188, 41580), (6370, 40392), (6426, 40040), (6435, 39984), (6468, 39780), (6545, 39312), (6552, 39270), (6615, 38896), (6630, 38808), (6664, 38610), (6732, 38220), (6864, 37485), (6930, 37128), (7007, 36720), (7020, 36652), (7056, 36465), (7140, 36036), (7280, 35343), (7293, 35280), (7344, 35035), (7480, 34398), (7497, 34320), (7560, 34034), (7644, 33660), (7722, 33320), (7735, 33264), (7854, 32760), (7920, 32487), (7956, 32340), (8008, 32130), (8085, 31824), (8190, 31416), (8316, 30940), (8330, 30888), (8415, 30576), (8568, 30030), (8580, 29988), (8624, 29835), (8820, 29172), (8840, 29106), (8976, 28665), (9009, 28560), (9163, 28080), (9180, 28028), (9240, 27846), (9282, 27720), (9360, 27489), (9520, 27027), (9555, 26928), (9702, 26520), (9724, 26460), (9828, 26180), (9945, 25872), (9996, 25740), (10010, 25704), (10098, 25480), (10192, 25245), (10296, 24990), (10395, 24752), (10472, 24570), (10584, 24310), (10608, 24255), (10710, 24024), (10780, 23868), (10829, 23760), (10920, 23562), (11088, 23205), (11220, 22932), (11440, 22491), (11466, 22440), (11760, 21879), (11781, 21840), (11880, 21658), (11934, 21560), (12012, 21420), (12155, 21168), (12240, 21021), (12285, 20944), (12376, 20790), (12495, 20592), (12740, 20196), (12852, 20020), (12870, 19992), (12936, 19890), (13090, 19656), (13104, 19635), (13230, 19448), (13260, 19404), (13328, 19305), (13464, 19110), (13860, 18564), (13923, 18480), (14014, 18360), (14040, 18326), (14280, 18018), (14553, 17680), (14586, 17640), (14960, 17199), (14994, 17160), (15015, 17136), (15120, 17017), (15288, 16830), (15444, 16660), (15470, 16632), (15708, 16380), (15912, 16170), (16016, 16065)]