681779280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 640

約数和(自身を含む): 2879815680

約数和(自身を除く): 2198036400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 26, 28, 30, 31, 35, 38, 39, 40, 42, 48, 52, 53, 56, 57, 60, 62, 65, 70, 76, 78, 80, 84, 91, 93, 95, 104, 105, 106, 112, 114, 120, 124, 130, 133, 140, 152, 155, 156, 159, 168, 182, 186, 190, 195, 208, 210, 212, 217, 228, 240, 247, 248, 260, 265, 266, 273, 280, 285, 304, 310, 312, 318, 336, 364, 371, 372, 380, 390, 399, 403, 420, 424, 434, 455, 456, 465, 494, 496, 520, 530, 532, 546, 560, 570, 589, 620, 624, 636, 651, 665, 689, 728, 741, 742, 744, 760, 780, 795, 798, 806, 840, 848, 868, 910, 912, 930, 988, 1007, 1040, 1060, 1064, 1085, 1092, 1113, 1140, 1178, 1209, 1235, 1240, 1272, 1302, 1330, 1365, 1378, 1456, 1482, 1484, 1488, 1520, 1560, 1590, 1596, 1612, 1643, 1680, 1729, 1736, 1767, 1820, 1855, 1860, 1976, 1995, 2014, 2015, 2067, 2120, 2128, 2170, 2184, 2226, 2280, 2356, 2418, 2470, 2480, 2544, 2604, 2660, 2730, 2756, 2821, 2945, 2964, 2968, 3021, 3120, 3180, 3192, 3224, 3255, 3286, 3445, 3458, 3472, 3534, 3640, 3705, 3710, 3720, 3952, 3990, 4028, 4030, 4123, 4134, 4240, 4340, 4368, 4452, 4560, 4712, 4823, 4836, 4929, 4940, 5035, 5187, 5208, 5320, 5460, 5512, 5565, 5642, 5890, 5928, 5936, 6042, 6045, 6360, 6384, 6448, 6510, 6572, 6890, 6916, 7049, 7068, 7280, 7410, 7420, 7440, 7657, 7980, 8056, 8060, 8215, 8246, 8268, 8463, 8645, 8680, 8835, 8904, 9424, 9646, 9672, 9858, 9880, 10070, 10335, 10374, 10416, 10640, 10920, 11024, 11130, 11284, 11501, 11780, 11856, 12084, 12090, 12369, 12720, 13020, 13091, 13144, 13780, 13832, 14098, 14105, 14136, 14469, 14820, 14840, 15105, 15314, 15960, 16112, 16120, 16430, 16492, 16536, 16926, 17290, 17360, 17670, 17808, 19292, 19344, 19716, 19760, 20140, 20615, 20670, 20748, 21147, 21359, 21840, 22260, 22568, 22971, 23002, 23560, 24115, 24168, 24180, 24645, 24738, 25935, 26040, 26182, 26288, 27560, 27664, 28196, 28210, 28272, 28938, 29640, 29680, 30210, 30628, 31217, 31920, 32240, 32860, 32984, 33072, 33852, 34503, 34580, 35245, 35340, 38285, 38584, 39273, 39432, 40280, 41230, 41340, 41496, 42294, 42315, 42718, 44520, 45136, 45942, 46004, 47120, 48230, 48336, 48360, 49290, 49476, 51870, 52080, 52364, 53599, 55120, 56392, 56420, 57505, 57876, 59280, 60420, 61256, 61845, 62434, 64077, 65455, 65720, 65968, 67704, 69006, 69160, 70490, 70680, 72345, 76570, 77168, 78546, 78864, 80560, 82460, 82680, 82992, 84588, 84630, 85436, 89040, 91637, 91884, 92008, 93651, 96460, 96720, 98580, 98952, 103740, 104728, 105735, 106795, 107198, 112784, 112840, 114855, 115010, 115752, 120840, 122512, 123690, 124868, 128154, 130910, 131440, 135408, 138012, 138320, 140980, 141360, 144690, 149513, 153140, 156085, 157092, 160797, 164920, 165360, 169176, 169260, 170872, 172515, 183274, 183768, 184016, 187302, 192920, 196365, 197160, 197904, 207480, 209456, 211470, 213590, 214396, 218519, 225680, 229710, 230020, 231504, 241680, 247380, 249736, 256308, 261820, 267995, 274911, 276024, 281960, 289380, 299026, 306280, 312170, 314184, 320385, 321594, 329840, 338352, 338520, 341744, 345030, 366548, 367536, 374604, 385840, 392730, 394320, 405821, 414960, 422940, 427180, 428792, 437038, 448539, 458185, 459420, 460040, 468255, 494760, 499472, 512616, 523640, 535990, 549822, 552048, 563920, 578760, 598052, 612560, 624340, 628368, 640770, 643188, 655557, 677040, 690060, 733096, 747565, 749208, 785460, 803985, 811642, 845880, 854360, 857584, 874076, 897078, 916370, 918840, 920080, 936510, 989520, 1025232, 1047280, 1071980, 1092595, 1099644, 1157520, 1196104, 1217463, 1248680, 1281540, 1286376, 1311114, 1374555, 1380120, 1466192, 1495130, 1498416, 1570920, 1607970, 1623284, 1691760, 1708720, 1748152, 1794156, 1832740, 1837680, 1873020, 2029105, 2143960, 2185190, 2199288, 2242695, 2392208, 2434926, 2497360, 2563080, 2572752, 2622228, 2749110, 2760240, 2840747, 2990260, 3141840, 3215940, 3246568, 3277785, 3496304, 3588312, 3665480, 3746040, 4058210, 4287920, 4370380, 4398576, 4485390, 4869852, 5126160, 5244456, 5498220, 5681494, 5980520, 6087315, 6431880, 6493136, 6555570, 7176624, 7330960, 7492080, 8116420, 8522241, 8740760, 8970780, 9739704, 10488912, 10996440, 11362988, 11961040, 12174630, 12863760, 13111140, 14203735, 16232840, 17044482, 17481520, 17941560, 19479408, 21992880, 22725976, 24349260, 26222280, 28407470, 32465680, 34088964, 35883120, 42611205, 45451952, 48698520, 52444560, 56814940, 68177928, 85222410, 97397040, 113629880, 136355856, 170444820, 227259760, 340889640, 681779280]

約数ペア:

[(1, 681779280), (2, 340889640), (3, 227259760), (4, 170444820), (5, 136355856), (6, 113629880), (7, 97397040), (8, 85222410), (10, 68177928), (12, 56814940), (13, 52444560), (14, 48698520), (15, 45451952), (16, 42611205), (19, 35883120), (20, 34088964), (21, 32465680), (24, 28407470), (26, 26222280), (28, 24349260), (30, 22725976), (31, 21992880), (35, 19479408), (38, 17941560), (39, 17481520), (40, 17044482), (42, 16232840), (48, 14203735), (52, 13111140), (53, 12863760), (56, 12174630), (57, 11961040), (60, 11362988), (62, 10996440), (65, 10488912), (70, 9739704), (76, 8970780), (78, 8740760), (80, 8522241), (84, 8116420), (91, 7492080), (93, 7330960), (95, 7176624), (104, 6555570), (105, 6493136), (106, 6431880), (112, 6087315), (114, 5980520), (120, 5681494), (124, 5498220), (130, 5244456), (133, 5126160), (140, 4869852), (152, 4485390), (155, 4398576), (156, 4370380), (159, 4287920), (168, 4058210), (182, 3746040), (186, 3665480), (190, 3588312), (195, 3496304), (208, 3277785), (210, 3246568), (212, 3215940), (217, 3141840), (228, 2990260), (240, 2840747), (247, 2760240), (248, 2749110), (260, 2622228), (265, 2572752), (266, 2563080), (273, 2497360), (280, 2434926), (285, 2392208), (304, 2242695), (310, 2199288), (312, 2185190), (318, 2143960), (336, 2029105), (364, 1873020), (371, 1837680), (372, 1832740), (380, 1794156), (390, 1748152), (399, 1708720), (403, 1691760), (420, 1623284), (424, 1607970), (434, 1570920), (455, 1498416), (456, 1495130), (465, 1466192), (494, 1380120), (496, 1374555), (520, 1311114), (530, 1286376), (532, 1281540), (546, 1248680), (560, 1217463), (570, 1196104), (589, 1157520), (620, 1099644), (624, 1092595), (636, 1071980), (651, 1047280), (665, 1025232), (689, 989520), (728, 936510), (741, 920080), (742, 918840), (744, 916370), (760, 897078), (780, 874076), (795, 857584), (798, 854360), (806, 845880), (840, 811642), (848, 803985), (868, 785460), (910, 749208), (912, 747565), (930, 733096), (988, 690060), (1007, 677040), (1040, 655557), (1060, 643188), (1064, 640770), (1085, 628368), (1092, 624340), (1113, 612560), (1140, 598052), (1178, 578760), (1209, 563920), (1235, 552048), (1240, 549822), (1272, 535990), (1302, 523640), (1330, 512616), (1365, 499472), (1378, 494760), (1456, 468255), (1482, 460040), (1484, 459420), (1488, 458185), (1520, 448539), (1560, 437038), (1590, 428792), (1596, 427180), (1612, 422940), (1643, 414960), (1680, 405821), (1729, 394320), (1736, 392730), (1767, 385840), (1820, 374604), (1855, 367536), (1860, 366548), (1976, 345030), (1995, 341744), (2014, 338520), (2015, 338352), (2067, 329840), (2120, 321594), (2128, 320385), (2170, 314184), (2184, 312170), (2226, 306280), (2280, 299026), (2356, 289380), (2418, 281960), (2470, 276024), (2480, 274911), (2544, 267995), (2604, 261820), (2660, 256308), (2730, 249736), (2756, 247380), (2821, 241680), (2945, 231504), (2964, 230020), (2968, 229710), (3021, 225680), (3120, 218519), (3180, 214396), (3192, 213590), (3224, 211470), (3255, 209456), (3286, 207480), (3445, 197904), (3458, 197160), (3472, 196365), (3534, 192920), (3640, 187302), (3705, 184016), (3710, 183768), (3720, 183274), (3952, 172515), (3990, 170872), (4028, 169260), (4030, 169176), (4123, 165360), (4134, 164920), (4240, 160797), (4340, 157092), (4368, 156085), (4452, 153140), (4560, 149513), (4712, 144690), (4823, 141360), (4836, 140980), (4929, 138320), (4940, 138012), (5035, 135408), (5187, 131440), (5208, 130910), (5320, 128154), (5460, 124868), (5512, 123690), (5565, 122512), (5642, 120840), (5890, 115752), (5928, 115010), (5936, 114855), (6042, 112840), (6045, 112784), (6360, 107198), (6384, 106795), (6448, 105735), (6510, 104728), (6572, 103740), (6890, 98952), (6916, 98580), (7049, 96720), (7068, 96460), (7280, 93651), (7410, 92008), (7420, 91884), (7440, 91637), (7657, 89040), (7980, 85436), (8056, 84630), (8060, 84588), (8215, 82992), (8246, 82680), (8268, 82460), (8463, 80560), (8645, 78864), (8680, 78546), (8835, 77168), (8904, 76570), (9424, 72345), (9646, 70680), (9672, 70490), (9858, 69160), (9880, 69006), (10070, 67704), (10335, 65968), (10374, 65720), (10416, 65455), (10640, 64077), (10920, 62434), (11024, 61845), (11130, 61256), (11284, 60420), (11501, 59280), (11780, 57876), (11856, 57505), (12084, 56420), (12090, 56392), (12369, 55120), (12720, 53599), (13020, 52364), (13091, 52080), (13144, 51870), (13780, 49476), (13832, 49290), (14098, 48360), (14105, 48336), (14136, 48230), (14469, 47120), (14820, 46004), (14840, 45942), (15105, 45136), (15314, 44520), (15960, 42718), (16112, 42315), (16120, 42294), (16430, 41496), (16492, 41340), (16536, 41230), (16926, 40280), (17290, 39432), (17360, 39273), (17670, 38584), (17808, 38285), (19292, 35340), (19344, 35245), (19716, 34580), (19760, 34503), (20140, 33852), (20615, 33072), (20670, 32984), (20748, 32860), (21147, 32240), (21359, 31920), (21840, 31217), (22260, 30628), (22568, 30210), (22971, 29680), (23002, 29640), (23560, 28938), (24115, 28272), (24168, 28210), (24180, 28196), (24645, 27664), (24738, 27560), (25935, 26288), (26040, 26182)]