21217764960

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1289}}^1$

素因数の和:1411

約数の個数: 576

約数和(自身を含む): 87631165440

約数和(自身を除く): 66413400480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 56, 60, 63, 69, 70, 71, 72, 80, 84, 90, 92, 96, 105, 112, 115, 120, 126, 138, 140, 142, 144, 160, 161, 168, 180, 184, 207, 210, 213, 224, 230, 240, 252, 276, 280, 284, 288, 315, 322, 336, 345, 355, 360, 368, 414, 420, 426, 460, 480, 483, 497, 504, 552, 560, 568, 630, 639, 644, 672, 690, 710, 720, 736, 805, 828, 840, 852, 920, 966, 994, 1008, 1035, 1065, 1104, 1120, 1136, 1260, 1278, 1288, 1289, 1380, 1420, 1440, 1449, 1491, 1610, 1633, 1656, 1680, 1704, 1840, 1932, 1988, 2016, 2070, 2130, 2208, 2272, 2415, 2485, 2520, 2556, 2576, 2578, 2760, 2840, 2898, 2982, 3195, 3220, 3266, 3312, 3360, 3408, 3680, 3864, 3867, 3976, 4140, 4260, 4473, 4830, 4899, 4970, 5040, 5112, 5152, 5156, 5520, 5680, 5796, 5964, 6390, 6440, 6445, 6532, 6624, 6816, 7245, 7455, 7728, 7734, 7952, 8165, 8280, 8520, 8946, 9023, 9660, 9798, 9940, 10080, 10224, 10312, 11040, 11360, 11431, 11592, 11601, 11928, 12780, 12880, 12890, 13064, 14490, 14697, 14910, 15456, 15468, 15904, 16330, 16560, 17040, 17892, 18046, 19320, 19335, 19596, 19880, 20448, 20624, 22365, 22862, 23184, 23202, 23856, 24495, 25560, 25760, 25780, 26128, 27069, 28980, 29394, 29647, 29820, 30936, 32660, 33120, 34080, 34293, 35784, 36092, 38640, 38670, 39192, 39760, 41248, 44730, 45115, 45724, 46368, 46404, 47712, 48990, 51120, 51560, 52256, 54138, 57155, 57960, 58005, 58788, 59294, 59640, 61872, 65320, 68586, 71568, 72184, 73485, 77280, 77340, 78384, 79520, 81207, 88941, 89460, 90230, 91448, 91519, 92808, 97980, 102240, 102879, 103120, 108276, 114310, 115920, 116010, 117576, 118588, 119280, 123744, 130640, 135345, 137172, 143136, 144368, 146970, 148235, 154680, 156768, 162414, 171465, 177882, 178920, 180460, 182896, 183038, 185616, 195960, 205758, 206240, 207529, 216552, 228620, 231840, 232020, 235152, 237176, 238560, 261280, 266823, 270690, 274344, 274557, 288736, 293940, 296470, 309360, 324828, 342930, 355764, 357840, 360920, 365792, 366076, 371232, 391920, 406035, 411516, 415058, 433104, 444705, 457240, 457595, 464040, 470304, 474352, 514395, 533646, 541380, 548688, 549114, 587880, 592940, 618720, 622587, 640633, 649656, 685860, 711528, 715680, 721840, 732152, 783840, 812070, 823032, 823671, 830116, 866208, 889410, 914480, 915190, 928080, 948704, 1028790, 1037645, 1067292, 1082760, 1097376, 1098228, 1175760, 1185880, 1245174, 1281266, 1299312, 1334115, 1371720, 1372785, 1423056, 1443680, 1464304, 1624140, 1646064, 1647342, 1660232, 1778820, 1828960, 1830380, 1856160, 1867761, 1921899, 2057580, 2075290, 2104937, 2134584, 2165520, 2196456, 2351520, 2371760, 2490348, 2562532, 2598624, 2668230, 2743440, 2745570, 2846112, 2928608, 3112935, 3203165, 3248280, 3292128, 3294684, 3320464, 3557640, 3660760, 3735522, 3843798, 4115160, 4118355, 4150580, 4209874, 4269168, 4331040, 4392912, 4743520, 4980696, 5125064, 5336460, 5486880, 5491140, 5765697, 6225870, 6314811, 6406330, 6496560, 6589368, 6640928, 7115280, 7321520, 7471044, 7687596, 8230320, 8236710, 8301160, 8419748, 8538336, 8785824, 9338805, 9609495, 9961392, 10250128, 10524685, 10672920, 10982280, 11531394, 12451740, 12629622, 12812660, 12993120, 13178736, 14230560, 14643040, 14734559, 14942088, 15375192, 16460640, 16473420, 16602320, 16839496, 18677610, 18944433, 19218990, 19922784, 20500256, 21049370, 21345840, 21964560, 23062788, 24903480, 25259244, 25625320, 26357472, 28828485, 29469118, 29884176, 30750384, 31574055, 32946840, 33204640, 33678992, 37355220, 37888866, 38437980, 42098740, 42691680, 43929120, 44203677, 46125576, 49806960, 50518488, 51250640, 57656970, 58938236, 59768352, 61500768, 63148110, 65893680, 67357984, 73672795, 74710440, 75777732, 76875960, 84197480, 88407354, 92251152, 94722165, 99613920, 101036976, 102501280, 115313940, 117876472, 126296220, 131787360, 132611031, 147345590, 149420880, 151555464, 153751920, 168394960, 176814708, 184502304, 189444330, 202073952, 221018385, 230627880, 235752944, 252592440, 265222062, 294691180, 298841760, 303110928, 307503840, 336789920, 353629416, 378888660, 442036770, 461255760, 471505888, 505184880, 530444124, 589382360, 606221856, 663055155, 707258832, 757777320, 884073540, 922511520, 1010369760, 1060888248, 1178764720, 1326110310, 1414517664, 1515554640, 1768147080, 2121776496, 2357529440, 2652220620, 3031109280, 3536294160, 4243552992, 5304441240, 7072588320, 10608882480, 21217764960]

約数ペア:

[(1, 21217764960), (2, 10608882480), (3, 7072588320), (4, 5304441240), (5, 4243552992), (6, 3536294160), (7, 3031109280), (8, 2652220620), (9, 2357529440), (10, 2121776496), (12, 1768147080), (14, 1515554640), (15, 1414517664), (16, 1326110310), (18, 1178764720), (20, 1060888248), (21, 1010369760), (23, 922511520), (24, 884073540), (28, 757777320), (30, 707258832), (32, 663055155), (35, 606221856), (36, 589382360), (40, 530444124), (42, 505184880), (45, 471505888), (46, 461255760), (48, 442036770), (56, 378888660), (60, 353629416), (63, 336789920), (69, 307503840), (70, 303110928), (71, 298841760), (72, 294691180), (80, 265222062), (84, 252592440), (90, 235752944), (92, 230627880), (96, 221018385), (105, 202073952), (112, 189444330), (115, 184502304), (120, 176814708), (126, 168394960), (138, 153751920), (140, 151555464), (142, 149420880), (144, 147345590), (160, 132611031), (161, 131787360), (168, 126296220), (180, 117876472), (184, 115313940), (207, 102501280), (210, 101036976), (213, 99613920), (224, 94722165), (230, 92251152), (240, 88407354), (252, 84197480), (276, 76875960), (280, 75777732), (284, 74710440), (288, 73672795), (315, 67357984), (322, 65893680), (336, 63148110), (345, 61500768), (355, 59768352), (360, 58938236), (368, 57656970), (414, 51250640), (420, 50518488), (426, 49806960), (460, 46125576), (480, 44203677), (483, 43929120), (497, 42691680), (504, 42098740), (552, 38437980), (560, 37888866), (568, 37355220), (630, 33678992), (639, 33204640), (644, 32946840), (672, 31574055), (690, 30750384), (710, 29884176), (720, 29469118), (736, 28828485), (805, 26357472), (828, 25625320), (840, 25259244), (852, 24903480), (920, 23062788), (966, 21964560), (994, 21345840), (1008, 21049370), (1035, 20500256), (1065, 19922784), (1104, 19218990), (1120, 18944433), (1136, 18677610), (1260, 16839496), (1278, 16602320), (1288, 16473420), (1289, 16460640), (1380, 15375192), (1420, 14942088), (1440, 14734559), (1449, 14643040), (1491, 14230560), (1610, 13178736), (1633, 12993120), (1656, 12812660), (1680, 12629622), (1704, 12451740), (1840, 11531394), (1932, 10982280), (1988, 10672920), (2016, 10524685), (2070, 10250128), (2130, 9961392), (2208, 9609495), (2272, 9338805), (2415, 8785824), (2485, 8538336), (2520, 8419748), (2556, 8301160), (2576, 8236710), (2578, 8230320), (2760, 7687596), (2840, 7471044), (2898, 7321520), (2982, 7115280), (3195, 6640928), (3220, 6589368), (3266, 6496560), (3312, 6406330), (3360, 6314811), (3408, 6225870), (3680, 5765697), (3864, 5491140), (3867, 5486880), (3976, 5336460), (4140, 5125064), (4260, 4980696), (4473, 4743520), (4830, 4392912), (4899, 4331040), (4970, 4269168), (5040, 4209874), (5112, 4150580), (5152, 4118355), (5156, 4115160), (5520, 3843798), (5680, 3735522), (5796, 3660760), (5964, 3557640), (6390, 3320464), (6440, 3294684), (6445, 3292128), (6532, 3248280), (6624, 3203165), (6816, 3112935), (7245, 2928608), (7455, 2846112), (7728, 2745570), (7734, 2743440), (7952, 2668230), (8165, 2598624), (8280, 2562532), (8520, 2490348), (8946, 2371760), (9023, 2351520), (9660, 2196456), (9798, 2165520), (9940, 2134584), (10080, 2104937), (10224, 2075290), (10312, 2057580), (11040, 1921899), (11360, 1867761), (11431, 1856160), (11592, 1830380), (11601, 1828960), (11928, 1778820), (12780, 1660232), (12880, 1647342), (12890, 1646064), (13064, 1624140), (14490, 1464304), (14697, 1443680), (14910, 1423056), (15456, 1372785), (15468, 1371720), (15904, 1334115), (16330, 1299312), (16560, 1281266), (17040, 1245174), (17892, 1185880), (18046, 1175760), (19320, 1098228), (19335, 1097376), (19596, 1082760), (19880, 1067292), (20448, 1037645), (20624, 1028790), (22365, 948704), (22862, 928080), (23184, 915190), (23202, 914480), (23856, 889410), (24495, 866208), (25560, 830116), (25760, 823671), (25780, 823032), (26128, 812070), (27069, 783840), (28980, 732152), (29394, 721840), (29647, 715680), (29820, 711528), (30936, 685860), (32660, 649656), (33120, 640633), (34080, 622587), (34293, 618720), (35784, 592940), (36092, 587880), (38640, 549114), (38670, 548688), (39192, 541380), (39760, 533646), (41248, 514395), (44730, 474352), (45115, 470304), (45724, 464040), (46368, 457595), (46404, 457240), (47712, 444705), (48990, 433104), (51120, 415058), (51560, 411516), (52256, 406035), (54138, 391920), (57155, 371232), (57960, 366076), (58005, 365792), (58788, 360920), (59294, 357840), (59640, 355764), (61872, 342930), (65320, 324828), (68586, 309360), (71568, 296470), (72184, 293940), (73485, 288736), (77280, 274557), (77340, 274344), (78384, 270690), (79520, 266823), (81207, 261280), (88941, 238560), (89460, 237176), (90230, 235152), (91448, 232020), (91519, 231840), (92808, 228620), (97980, 216552), (102240, 207529), (102879, 206240), (103120, 205758), (108276, 195960), (114310, 185616), (115920, 183038), (116010, 182896), (117576, 180460), (118588, 178920), (119280, 177882), (123744, 171465), (130640, 162414), (135345, 156768), (137172, 154680), (143136, 148235), (144368, 146970)]