81244135280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:417

約数の個数: 640

約数和(自身を含む): 259089131520

約数和(自身を除く): 177844996240

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 37, 38, 40, 44, 55, 56, 70, 73, 74, 76, 77, 80, 88, 95, 110, 112, 133, 140, 146, 148, 152, 154, 176, 185, 190, 209, 220, 257, 259, 266, 280, 292, 296, 304, 308, 365, 370, 380, 385, 407, 418, 440, 511, 514, 518, 532, 560, 584, 592, 616, 665, 703, 730, 740, 760, 770, 803, 814, 836, 880, 1022, 1028, 1036, 1045, 1064, 1168, 1232, 1285, 1295, 1330, 1387, 1406, 1460, 1463, 1480, 1520, 1540, 1606, 1628, 1672, 1799, 2035, 2044, 2056, 2072, 2090, 2128, 2555, 2570, 2590, 2660, 2701, 2774, 2812, 2827, 2849, 2920, 2926, 2960, 3080, 3212, 3256, 3344, 3515, 3598, 4015, 4070, 4088, 4112, 4144, 4180, 4883, 4921, 5110, 5140, 5180, 5320, 5402, 5548, 5621, 5624, 5654, 5698, 5840, 5852, 6160, 6424, 6512, 6935, 7030, 7196, 7315, 7733, 8030, 8140, 8176, 8360, 8995, 9509, 9709, 9766, 9842, 10220, 10280, 10360, 10640, 10804, 11096, 11242, 11248, 11308, 11396, 11704, 12848, 13505, 13870, 14060, 14135, 14245, 14392, 14630, 15257, 15466, 16060, 16280, 16720, 17990, 18761, 18907, 19018, 19418, 19532, 19684, 19789, 20440, 20560, 20720, 21608, 22192, 22484, 22616, 22792, 23408, 24415, 24605, 27010, 27740, 28105, 28120, 28270, 28490, 28784, 29260, 29711, 30514, 30932, 32120, 32560, 34181, 35980, 37522, 37814, 38036, 38665, 38836, 39064, 39368, 39578, 40880, 43216, 44968, 45232, 45584, 47545, 48545, 48830, 49210, 51319, 53713, 54020, 54131, 55480, 56210, 56240, 56540, 56980, 58520, 59422, 61028, 61864, 64240, 66563, 68362, 71960, 75044, 75628, 76072, 76285, 77330, 77672, 78128, 78736, 79156, 89936, 93805, 94535, 95090, 97090, 97660, 98420, 98945, 102638, 104599, 106799, 107426, 108040, 108262, 110960, 112420, 113080, 113960, 117040, 118844, 122056, 123728, 131327, 133126, 136724, 143920, 148555, 150088, 151256, 152144, 152570, 154660, 155344, 158312, 170905, 180671, 187610, 189070, 190180, 194180, 195320, 196840, 197890, 205276, 206371, 207977, 209198, 213598, 214852, 216080, 216524, 224840, 226160, 227920, 237688, 244112, 256595, 262654, 266252, 268565, 270655, 273448, 297110, 300176, 302512, 305140, 309320, 316624, 332815, 341810, 356459, 359233, 361342, 375220, 375991, 378140, 380360, 388360, 390640, 393680, 395780, 410552, 412742, 415954, 418396, 427196, 429704, 433048, 449680, 475376, 513190, 522995, 525308, 532504, 533995, 537130, 541310, 546896, 564509, 594220, 610280, 618640, 656635, 665630, 683620, 694157, 712918, 718466, 722684, 732193, 750440, 751982, 756280, 760720, 776720, 791560, 821104, 825484, 831908, 836792, 854392, 859408, 866096, 903355, 1026380, 1031855, 1039885, 1045990, 1050616, 1065008, 1067990, 1074260, 1082620, 1129018, 1188440, 1220560, 1264697, 1313270, 1331260, 1367240, 1388314, 1425836, 1436932, 1444597, 1445368, 1464386, 1500880, 1503964, 1512560, 1583120, 1650968, 1663816, 1673584, 1708784, 1782295, 1796165, 1806710, 1879955, 1987381, 2052760, 2063710, 2079770, 2091980, 2101232, 2135980, 2148520, 2165240, 2258036, 2376880, 2495213, 2529394, 2626540, 2662520, 2734480, 2776628, 2822545, 2851672, 2873864, 2889194, 2890736, 2928772, 3007928, 3301936, 3327632, 3470785, 3564590, 3592330, 3613420, 3660965, 3759910, 3921049, 3951563, 3974762, 4105520, 4127420, 4159540, 4183960, 4271960, 4297040, 4330480, 4516072, 4859099, 4990426, 5058788, 5253080, 5325040, 5553256, 5645090, 5703344, 5747728, 5778388, 5857544, 6015856, 6323485, 6941570, 7129180, 7184660, 7222985, 7226840, 7321930, 7519820, 7635727, 7842098, 7903126, 7949524, 8254840, 8319080, 8367920, 8543920, 9032144, 9718198, 9936905, 9980852, 10117576, 10506160, 11106512, 11290180, 11556776, 11715088, 12476065, 12646970, 13188983, 13883140, 13911667, 14258360, 14369320, 14445970, 14453680, 14643860, 15039640, 15271454, 15684196, 15806252, 15899048, 16509680, 16638160, 19436396, 19605245, 19757815, 19873810, 19961704, 20235152, 22580360, 23113552, 24295495, 24952130, 25293940, 26377966, 27447343, 27766280, 27823334, 28516720, 28738640, 28891940, 29287720, 30079280, 30542908, 31368392, 31612504, 31798096, 38178635, 38872792, 39210490, 39515630, 39747620, 39923408, 45160720, 48590990, 49904260, 50587880, 52755932, 53450089, 54894686, 55532560, 55646668, 57783880, 58575440, 61085816, 62736784, 63225008, 65944915, 69558335, 76357270, 77745584, 78420980, 79031260, 79495240, 92322881, 97181980, 99808520, 101175760, 105511864, 106900178, 109789372, 111293336, 115567760, 122171632, 131889830, 137236715, 139116670, 145078813, 152714540, 156841960, 158062520, 158990480, 184645762, 194363960, 199617040, 211023728, 213800356, 219578744, 222586672, 263779660, 267250445, 274473430, 278233340, 290157626, 305429080, 313683920, 316125040, 369291524, 388727920, 427600712, 439157488, 461614405, 527559320, 534500890, 548946860, 556466680, 580315252, 610858160, 725394065, 738583048, 855201424, 923228810, 1015551691, 1055118640, 1069001780, 1097893720, 1112933360, 1160630504, 1450788130, 1477166096, 1846457620, 2031103382, 2138003560, 2195787440, 2321261008, 2901576260, 3692915240, 4062206764, 4276007120, 5077758455, 5803152520, 7385830480, 8124413528, 10155516910, 11606305040, 16248827056, 20311033820, 40622067640, 81244135280]

約数ペア:

[(1, 81244135280), (2, 40622067640), (4, 20311033820), (5, 16248827056), (7, 11606305040), (8, 10155516910), (10, 8124413528), (11, 7385830480), (14, 5803152520), (16, 5077758455), (19, 4276007120), (20, 4062206764), (22, 3692915240), (28, 2901576260), (35, 2321261008), (37, 2195787440), (38, 2138003560), (40, 2031103382), (44, 1846457620), (55, 1477166096), (56, 1450788130), (70, 1160630504), (73, 1112933360), (74, 1097893720), (76, 1069001780), (77, 1055118640), (80, 1015551691), (88, 923228810), (95, 855201424), (110, 738583048), (112, 725394065), (133, 610858160), (140, 580315252), (146, 556466680), (148, 548946860), (152, 534500890), (154, 527559320), (176, 461614405), (185, 439157488), (190, 427600712), (209, 388727920), (220, 369291524), (257, 316125040), (259, 313683920), (266, 305429080), (280, 290157626), (292, 278233340), (296, 274473430), (304, 267250445), (308, 263779660), (365, 222586672), (370, 219578744), (380, 213800356), (385, 211023728), (407, 199617040), (418, 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(2920, 27823334), (2926, 27766280), (2960, 27447343), (3080, 26377966), (3212, 25293940), (3256, 24952130), (3344, 24295495), (3515, 23113552), (3598, 22580360), (4015, 20235152), (4070, 19961704), (4088, 19873810), (4112, 19757815), (4144, 19605245), (4180, 19436396), (4883, 16638160), (4921, 16509680), (5110, 15899048), (5140, 15806252), (5180, 15684196), (5320, 15271454), (5402, 15039640), (5548, 14643860), (5621, 14453680), (5624, 14445970), (5654, 14369320), (5698, 14258360), (5840, 13911667), (5852, 13883140), (6160, 13188983), (6424, 12646970), (6512, 12476065), (6935, 11715088), (7030, 11556776), (7196, 11290180), (7315, 11106512), (7733, 10506160), (8030, 10117576), (8140, 9980852), (8176, 9936905), (8360, 9718198), (8995, 9032144), (9509, 8543920), (9709, 8367920), (9766, 8319080), (9842, 8254840), (10220, 7949524), (10280, 7903126), (10360, 7842098), (10640, 7635727), (10804, 7519820), (11096, 7321930), (11242, 7226840), (11248, 7222985), (11308, 7184660), (11396, 7129180), (11704, 6941570), (12848, 6323485), (13505, 6015856), (13870, 5857544), (14060, 5778388), (14135, 5747728), (14245, 5703344), (14392, 5645090), (14630, 5553256), (15257, 5325040), (15466, 5253080), (16060, 5058788), (16280, 4990426), (16720, 4859099), (17990, 4516072), (18761, 4330480), (18907, 4297040), (19018, 4271960), (19418, 4183960), (19532, 4159540), (19684, 4127420), (19789, 4105520), (20440, 3974762), (20560, 3951563), (20720, 3921049), (21608, 3759910), (22192, 3660965), (22484, 3613420), (22616, 3592330), (22792, 3564590), (23408, 3470785), (24415, 3327632), (24605, 3301936), (27010, 3007928), (27740, 2928772), (28105, 2890736), (28120, 2889194), (28270, 2873864), (28490, 2851672), (28784, 2822545), (29260, 2776628), (29711, 2734480), (30514, 2662520), (30932, 2626540), (32120, 2529394), (32560, 2495213), (34181, 2376880), (35980, 2258036), (37522, 2165240), (37814, 2148520), (38036, 2135980), (38665, 2101232), (38836, 2091980), (39064, 2079770), (39368, 2063710), (39578, 2052760), (40880, 1987381), (43216, 1879955), (44968, 1806710), (45232, 1796165), (45584, 1782295), (47545, 1708784), (48545, 1673584), (48830, 1663816), (49210, 1650968), (51319, 1583120), (53713, 1512560), (54020, 1503964), (54131, 1500880), (55480, 1464386), (56210, 1445368), (56240, 1444597), (56540, 1436932), (56980, 1425836), (58520, 1388314), (59422, 1367240), (61028, 1331260), (61864, 1313270), (64240, 1264697), (66563, 1220560), (68362, 1188440), (71960, 1129018), (75044, 1082620), (75628, 1074260), (76072, 1067990), (76285, 1065008), (77330, 1050616), (77672, 1045990), (78128, 1039885), (78736, 1031855), (79156, 1026380), (89936, 903355), (93805, 866096), (94535, 859408), (95090, 854392), (97090, 836792), (97660, 831908), (98420, 825484), (98945, 821104), (102638, 791560), (104599, 776720), (106799, 760720), (107426, 756280), (108040, 751982), (108262, 750440), (110960, 732193), (112420, 722684), (113080, 718466), (113960, 712918), (117040, 694157), (118844, 683620), (122056, 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