21222206720

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2$

素因数の和:210

約数の個数: 432

約数和(自身を含む): 63207478656

約数和(自身を除く): 41985271936

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 23, 26, 32, 40, 44, 46, 52, 55, 64, 65, 71, 80, 88, 92, 104, 110, 115, 128, 130, 142, 143, 160, 176, 184, 208, 220, 230, 253, 256, 260, 284, 286, 299, 320, 352, 355, 368, 416, 440, 460, 506, 520, 568, 572, 598, 640, 704, 710, 715, 736, 781, 832, 880, 920, 923, 1012, 1040, 1136, 1144, 1196, 1265, 1280, 1408, 1420, 1430, 1472, 1495, 1562, 1633, 1664, 1760, 1840, 1846, 2024, 2080, 2272, 2288, 2392, 2530, 2816, 2840, 2860, 2944, 2990, 3124, 3266, 3289, 3328, 3520, 3680, 3692, 3905, 4048, 4160, 4544, 4576, 4615, 4784, 5041, 5060, 5680, 5720, 5888, 5980, 6248, 6532, 6578, 7040, 7360, 7384, 7810, 8096, 8165, 8320, 9088, 9152, 9230, 9568, 10082, 10120, 10153, 11360, 11440, 11960, 12496, 13064, 13156, 14080, 14720, 14768, 15620, 16192, 16330, 16445, 16640, 17963, 18176, 18304, 18460, 19136, 20164, 20240, 20306, 21229, 22720, 22880, 23920, 24992, 25205, 26128, 26312, 29440, 29536, 31240, 32384, 32660, 32890, 35926, 36608, 36920, 38272, 40328, 40480, 40612, 42458, 45440, 45760, 47840, 49984, 50410, 50765, 52256, 52624, 55451, 59072, 62480, 64768, 65320, 65533, 65780, 71852, 73840, 76544, 80656, 80960, 81224, 84916, 89815, 90880, 91520, 95680, 99968, 100820, 101530, 104512, 105248, 106145, 110902, 115943, 118144, 124960, 130640, 131066, 131560, 143704, 147680, 161312, 161920, 162448, 169832, 179630, 183040, 191360, 199936, 201640, 203060, 209024, 210496, 212290, 221804, 231886, 233519, 236288, 249920, 261280, 262132, 263120, 277255, 287408, 295360, 322624, 323840, 324896, 327665, 339664, 359260, 382720, 403280, 406120, 418048, 420992, 424580, 443608, 463772, 467038, 499840, 522560, 524264, 526240, 554510, 574816, 579715, 590720, 645248, 649792, 655330, 679328, 718520, 720863, 806560, 812240, 841984, 849160, 887216, 927544, 934076, 999680, 1045120, 1048528, 1052480, 1109020, 1149632, 1159430, 1167595, 1181440, 1275373, 1290496, 1299584, 1310660, 1358656, 1437040, 1441726, 1507259, 1613120, 1624480, 1698320, 1774432, 1855088, 1868152, 2090240, 2097056, 2104960, 2218040, 2299264, 2318860, 2335190, 2550746, 2599168, 2621320, 2717312, 2874080, 2883452, 3014518, 3226240, 3248960, 3396640, 3548864, 3604315, 3710176, 3736304, 4194112, 4209920, 4436080, 4598528, 4637720, 4670380, 5101492, 5242640, 5434624, 5748160, 5766904, 6029036, 6376865, 6452480, 6497920, 6793280, 7097728, 7208630, 7420352, 7472608, 7536295, 8388224, 8872160, 9275440, 9340760, 10202984, 10485280, 11496320, 11533808, 12058072, 12753730, 12995840, 13586560, 14195456, 14417260, 14840704, 14945216, 15072590, 16579849, 16776448, 17744320, 18550880, 18681520, 20405968, 20970560, 22992640, 23067616, 24116144, 25507460, 27173120, 28834520, 29681408, 29890432, 30145180, 33159698, 35488640, 37101760, 37363040, 40811936, 41941120, 46135232, 48232288, 51014920, 57669040, 59780864, 60290360, 66319396, 70977280, 74203520, 74726080, 81623872, 82899245, 83882240, 92270464, 96464576, 102029840, 115338080, 120580720, 132638792, 148407040, 149452160, 163247744, 165798490, 184540928, 192929152, 204059680, 230676160, 241161440, 265277584, 298904320, 326495488, 331596980, 385858304, 408119360, 461352320, 482322880, 530555168, 663193960, 816238720, 922704640, 964645760, 1061110336, 1326387920, 1632477440, 1929291520, 2122220672, 2652775840, 4244441344, 5305551680, 10611103360, 21222206720]

約数ペア:

[(1, 21222206720), (2, 10611103360), (4, 5305551680), (5, 4244441344), (8, 2652775840), (10, 2122220672), (11, 1929291520), (13, 1632477440), (16, 1326387920), (20, 1061110336), (22, 964645760), (23, 922704640), (26, 816238720), (32, 663193960), (40, 530555168), (44, 482322880), (46, 461352320), (52, 408119360), (55, 385858304), (64, 331596980), (65, 326495488), (71, 298904320), (80, 265277584), (88, 241161440), (92, 230676160), (104, 204059680), (110, 192929152), (115, 184540928), (128, 165798490), (130, 163247744), (142, 149452160), (143, 148407040), (160, 132638792), (176, 120580720), (184, 115338080), (208, 102029840), (220, 96464576), (230, 92270464), (253, 83882240), (256, 82899245), (260, 81623872), (284, 74726080), (286, 74203520), (299, 70977280), (320, 66319396), (352, 60290360), (355, 59780864), (368, 57669040), (416, 51014920), (440, 48232288), (460, 46135232), (506, 41941120), (520, 40811936), (568, 37363040), (572, 37101760), (598, 35488640), (640, 33159698), (704, 30145180), (710, 29890432), (715, 29681408), (736, 28834520), (781, 27173120), (832, 25507460), (880, 24116144), (920, 23067616), (923, 22992640), (1012, 20970560), (1040, 20405968), (1136, 18681520), (1144, 18550880), (1196, 17744320), (1265, 16776448), (1280, 16579849), (1408, 15072590), (1420, 14945216), (1430, 14840704), (1472, 14417260), (1495, 14195456), (1562, 13586560), (1633, 12995840), (1664, 12753730), (1760, 12058072), (1840, 11533808), (1846, 11496320), (2024, 10485280), (2080, 10202984), (2272, 9340760), (2288, 9275440), (2392, 8872160), (2530, 8388224), (2816, 7536295), (2840, 7472608), (2860, 7420352), (2944, 7208630), (2990, 7097728), (3124, 6793280), (3266, 6497920), (3289, 6452480), (3328, 6376865), (3520, 6029036), (3680, 5766904), (3692, 5748160), (3905, 5434624), (4048, 5242640), (4160, 5101492), (4544, 4670380), (4576, 4637720), (4615, 4598528), (4784, 4436080), (5041, 4209920), (5060, 4194112), (5680, 3736304), (5720, 3710176), (5888, 3604315), (5980, 3548864), (6248, 3396640), (6532, 3248960), (6578, 3226240), (7040, 3014518), (7360, 2883452), (7384, 2874080), (7810, 2717312), (8096, 2621320), (8165, 2599168), (8320, 2550746), (9088, 2335190), (9152, 2318860), (9230, 2299264), (9568, 2218040), (10082, 2104960), (10120, 2097056), (10153, 2090240), (11360, 1868152), (11440, 1855088), (11960, 1774432), (12496, 1698320), (13064, 1624480), (13156, 1613120), (14080, 1507259), (14720, 1441726), (14768, 1437040), (15620, 1358656), (16192, 1310660), (16330, 1299584), (16445, 1290496), (16640, 1275373), (17963, 1181440), (18176, 1167595), (18304, 1159430), (18460, 1149632), (19136, 1109020), (20164, 1052480), (20240, 1048528), (20306, 1045120), (21229, 999680), (22720, 934076), (22880, 927544), (23920, 887216), (24992, 849160), (25205, 841984), (26128, 812240), (26312, 806560), (29440, 720863), (29536, 718520), (31240, 679328), (32384, 655330), (32660, 649792), (32890, 645248), (35926, 590720), (36608, 579715), (36920, 574816), (38272, 554510), (40328, 526240), (40480, 524264), (40612, 522560), (42458, 499840), (45440, 467038), (45760, 463772), (47840, 443608), (49984, 424580), (50410, 420992), (50765, 418048), (52256, 406120), (52624, 403280), (55451, 382720), (59072, 359260), (62480, 339664), (64768, 327665), (65320, 324896), (65533, 323840), (65780, 322624), (71852, 295360), (73840, 287408), (76544, 277255), (80656, 263120), (80960, 262132), (81224, 261280), (84916, 249920), (89815, 236288), (90880, 233519), (91520, 231886), (95680, 221804), (99968, 212290), (100820, 210496), (101530, 209024), (104512, 203060), (105248, 201640), (106145, 199936), (110902, 191360), (115943, 183040), (118144, 179630), (124960, 169832), (130640, 162448), (131066, 161920), (131560, 161312), (143704, 147680)]