21501231360

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:766

約数の個数: 432

約数和(自身を含む): 80390520000

約数和(自身を除く): 58889288640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 229, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 458, 480, 490, 499, 560, 588, 640, 672, 687, 735, 768, 784, 840, 896, 916, 960, 980, 998, 1120, 1145, 1176, 1280, 1344, 1374, 1470, 1497, 1568, 1603, 1680, 1792, 1832, 1920, 1960, 1996, 2240, 2290, 2352, 2495, 2688, 2748, 2940, 2994, 3136, 3206, 3360, 3435, 3493, 3664, 3840, 3920, 3992, 4480, 4580, 4704, 4809, 4990, 5376, 5496, 5880, 5988, 6272, 6412, 6720, 6870, 6986, 7328, 7485, 7840, 7984, 8015, 8960, 9160, 9408, 9618, 9980, 10479, 10992, 11221, 11760, 11976, 12544, 12824, 13440, 13740, 13972, 14656, 14970, 15680, 15968, 16030, 17465, 18320, 18816, 19236, 19960, 20958, 21984, 22442, 23520, 23952, 24045, 24451, 25648, 26880, 27480, 27944, 29312, 29940, 31360, 31936, 32060, 33663, 34930, 36640, 37632, 38472, 39920, 41916, 43968, 44884, 47040, 47904, 48090, 48902, 51296, 52395, 54960, 55888, 56105, 58624, 59880, 62720, 63872, 64120, 67326, 69860, 73280, 73353, 76944, 79840, 83832, 87936, 89768, 94080, 95808, 96180, 97804, 102592, 104790, 109920, 111776, 112210, 114271, 119760, 122255, 127744, 128240, 134652, 139720, 146560, 146706, 153888, 159680, 167664, 168315, 175872, 179536, 188160, 191616, 192360, 195608, 205184, 209580, 219840, 223552, 224420, 228542, 239520, 244510, 256480, 269304, 279440, 293120, 293412, 307776, 319360, 335328, 336630, 342813, 359072, 366765, 383232, 384720, 391216, 410368, 419160, 439680, 447104, 448840, 457084, 479040, 489020, 512960, 538608, 558880, 571355, 586824, 615552, 638720, 670656, 673260, 685626, 718144, 733530, 769440, 782432, 799897, 838320, 879360, 894208, 897680, 914168, 958080, 978040, 1025920, 1077216, 1117760, 1142710, 1173648, 1231104, 1341312, 1346520, 1371252, 1436288, 1467060, 1538880, 1564864, 1599794, 1676640, 1714065, 1795360, 1828336, 1916160, 1956080, 2051840, 2154432, 2235520, 2285420, 2347296, 2399691, 2682624, 2693040, 2742504, 2872576, 2934120, 3077760, 3129728, 3199588, 3353280, 3428130, 3590720, 3656672, 3912160, 3999485, 4308864, 4471040, 4570840, 4694592, 4799382, 5386080, 5485008, 5599279, 5868240, 6155520, 6259456, 6399176, 6706560, 6856260, 7181440, 7313344, 7824320, 7998970, 8617728, 9141680, 9389184, 9598764, 10772160, 10970016, 11198558, 11736480, 11998455, 12798352, 13413120, 13712520, 14362880, 14626688, 15648640, 15997940, 16797837, 18283360, 18778368, 19197528, 21544320, 21940032, 22397116, 23472960, 23996910, 25596704, 27425040, 27996395, 29253376, 31297280, 31995880, 33595674, 36566720, 38395056, 43088640, 43880064, 44794232, 46945920, 47993820, 51193408, 54850080, 55992790, 63991760, 67191348, 73133440, 76790112, 83989185, 87760128, 89588464, 93891840, 95987640, 102386816, 109700160, 111985580, 127983520, 134382696, 146266880, 153580224, 167978370, 179176928, 191975280, 204773632, 219400320, 223971160, 255967040, 268765392, 307160448, 335956740, 358353856, 383950560, 438800640, 447942320, 511934080, 537530784, 614320896, 671913480, 716707712, 767901120, 895884640, 1023868160, 1075061568, 1343826960, 1433415424, 1535802240, 1791769280, 2150123136, 2687653920, 3071604480, 3583538560, 4300246272, 5375307840, 7167077120, 10750615680, 21501231360]

約数ペア:

[(1, 21501231360), (2, 10750615680), (3, 7167077120), (4, 5375307840), (5, 4300246272), (6, 3583538560), (7, 3071604480), (8, 2687653920), (10, 2150123136), (12, 1791769280), (14, 1535802240), (15, 1433415424), (16, 1343826960), (20, 1075061568), (21, 1023868160), (24, 895884640), (28, 767901120), (30, 716707712), (32, 671913480), (35, 614320896), (40, 537530784), (42, 511934080), (48, 447942320), (49, 438800640), (56, 383950560), (60, 358353856), (64, 335956740), (70, 307160448), (80, 268765392), (84, 255967040), (96, 223971160), (98, 219400320), (105, 204773632), (112, 191975280), (120, 179176928), (128, 167978370), (140, 153580224), (147, 146266880), (160, 134382696), (168, 127983520), (192, 111985580), (196, 109700160), (210, 102386816), (224, 95987640), (229, 93891840), (240, 89588464), (245, 87760128), (256, 83989185), (280, 76790112), (294, 73133440), (320, 67191348), (336, 63991760), (384, 55992790), (392, 54850080), (420, 51193408), (448, 47993820), (458, 46945920), (480, 44794232), (490, 43880064), (499, 43088640), (560, 38395056), (588, 36566720), (640, 33595674), (672, 31995880), (687, 31297280), (735, 29253376), (768, 27996395), (784, 27425040), (840, 25596704), (896, 23996910), (916, 23472960), (960, 22397116), (980, 21940032), (998, 21544320), (1120, 19197528), (1145, 18778368), (1176, 18283360), (1280, 16797837), (1344, 15997940), (1374, 15648640), (1470, 14626688), (1497, 14362880), (1568, 13712520), (1603, 13413120), (1680, 12798352), (1792, 11998455), (1832, 11736480), (1920, 11198558), (1960, 10970016), (1996, 10772160), (2240, 9598764), (2290, 9389184), (2352, 9141680), (2495, 8617728), (2688, 7998970), (2748, 7824320), (2940, 7313344), (2994, 7181440), (3136, 6856260), (3206, 6706560), (3360, 6399176), (3435, 6259456), (3493, 6155520), (3664, 5868240), (3840, 5599279), (3920, 5485008), (3992, 5386080), (4480, 4799382), (4580, 4694592), (4704, 4570840), (4809, 4471040), (4990, 4308864), (5376, 3999485), (5496, 3912160), (5880, 3656672), (5988, 3590720), (6272, 3428130), (6412, 3353280), (6720, 3199588), (6870, 3129728), (6986, 3077760), (7328, 2934120), (7485, 2872576), (7840, 2742504), (7984, 2693040), (8015, 2682624), (8960, 2399691), (9160, 2347296), (9408, 2285420), (9618, 2235520), (9980, 2154432), (10479, 2051840), (10992, 1956080), (11221, 1916160), (11760, 1828336), (11976, 1795360), (12544, 1714065), (12824, 1676640), (13440, 1599794), (13740, 1564864), (13972, 1538880), (14656, 1467060), (14970, 1436288), (15680, 1371252), (15968, 1346520), (16030, 1341312), (17465, 1231104), (18320, 1173648), (18816, 1142710), (19236, 1117760), (19960, 1077216), (20958, 1025920), (21984, 978040), (22442, 958080), (23520, 914168), (23952, 897680), (24045, 894208), (24451, 879360), (25648, 838320), (26880, 799897), (27480, 782432), (27944, 769440), (29312, 733530), (29940, 718144), (31360, 685626), (31936, 673260), (32060, 670656), (33663, 638720), (34930, 615552), (36640, 586824), (37632, 571355), (38472, 558880), (39920, 538608), (41916, 512960), (43968, 489020), (44884, 479040), (47040, 457084), (47904, 448840), (48090, 447104), (48902, 439680), (51296, 419160), (52395, 410368), (54960, 391216), (55888, 384720), (56105, 383232), (58624, 366765), (59880, 359072), (62720, 342813), (63872, 336630), (64120, 335328), (67326, 319360), (69860, 307776), (73280, 293412), (73353, 293120), (76944, 279440), (79840, 269304), (83832, 256480), (87936, 244510), (89768, 239520), (94080, 228542), (95808, 224420), (96180, 223552), (97804, 219840), (102592, 209580), (104790, 205184), (109920, 195608), (111776, 192360), (112210, 191616), (114271, 188160), (119760, 179536), (122255, 175872), (127744, 168315), (128240, 167664), (134652, 159680), (139720, 153888), (146560, 146706)]