81021838464

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{26371}}^1$

素因数の和:26528

約数の個数: 256

約数和(自身を含む): 275450265600

約数和(自身を除く): 194428427136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 127, 128, 144, 168, 189, 192, 216, 224, 252, 254, 288, 336, 378, 381, 384, 432, 448, 504, 508, 576, 672, 756, 762, 864, 889, 896, 1008, 1016, 1143, 1152, 1344, 1512, 1524, 1728, 1778, 2016, 2032, 2286, 2667, 2688, 3024, 3048, 3429, 3456, 3556, 4032, 4064, 4572, 5334, 6048, 6096, 6858, 7112, 8001, 8064, 8128, 9144, 10668, 12096, 12192, 13716, 14224, 16002, 16256, 18288, 21336, 24003, 24192, 24384, 26371, 27432, 28448, 32004, 36576, 42672, 48006, 48768, 52742, 54864, 56896, 64008, 73152, 79113, 85344, 96012, 105484, 109728, 113792, 128016, 146304, 158226, 170688, 184597, 192024, 210968, 219456, 237339, 256032, 316452, 341376, 369194, 384048, 421936, 438912, 474678, 512064, 553791, 632904, 712017, 738388, 768096, 843872, 949356, 1024128, 1107582, 1265808, 1424034, 1476776, 1536192, 1661373, 1687744, 1898712, 2215164, 2531616, 2848068, 2953552, 3072384, 3322746, 3349117, 3375488, 3797424, 4430328, 4984119, 5063232, 5696136, 5907104, 6645492, 6698234, 7594848, 8860656, 9968238, 10047351, 10126464, 11392272, 11814208, 13290984, 13396468, 15189696, 17721312, 19936476, 20094702, 22784544, 23443819, 23628416, 26581968, 26792936, 30142053, 30379392, 35442624, 39872952, 40189404, 45569088, 46887638, 53163936, 53585872, 60284106, 70331457, 70885248, 79745904, 80378808, 90426159, 91138176, 93775276, 106327872, 107171744, 120568212, 140662914, 159491808, 160757616, 180852318, 187550552, 210994371, 212655744, 214343488, 241136424, 281325828, 318983616, 321515232, 361704636, 375101104, 421988742, 428686976, 482272848, 562651656, 632983113, 637967232, 643030464, 723409272, 750202208, 843977484, 964545696, 1125303312, 1265966226, 1286060928, 1446818544, 1500404416, 1687954968, 1929091392, 2250606624, 2531932452, 2893637088, 3000808832, 3375909936, 3858182784, 4501213248, 5063864904, 5787274176, 6751819872, 9002426496, 10127729808, 11574548352, 13503639744, 20255459616, 27007279488, 40510919232, 81021838464]

約数ペア:

[(1, 81021838464), (2, 40510919232), (3, 27007279488), (4, 20255459616), (6, 13503639744), (7, 11574548352), (8, 10127729808), (9, 9002426496), (12, 6751819872), (14, 5787274176), (16, 5063864904), (18, 4501213248), (21, 3858182784), (24, 3375909936), (27, 3000808832), (28, 2893637088), (32, 2531932452), (36, 2250606624), (42, 1929091392), (48, 1687954968), (54, 1500404416), (56, 1446818544), (63, 1286060928), (64, 1265966226), (72, 1125303312), (84, 964545696), (96, 843977484), (108, 750202208), (112, 723409272), (126, 643030464), (127, 637967232), (128, 632983113), (144, 562651656), (168, 482272848), (189, 428686976), (192, 421988742), (216, 375101104), (224, 361704636), (252, 321515232), (254, 318983616), (288, 281325828), (336, 241136424), (378, 214343488), (381, 212655744), (384, 210994371), (432, 187550552), (448, 180852318), (504, 160757616), (508, 159491808), (576, 140662914), (672, 120568212), (756, 107171744), (762, 106327872), (864, 93775276), (889, 91138176), (896, 90426159), (1008, 80378808), (1016, 79745904), (1143, 70885248), (1152, 70331457), (1344, 60284106), (1512, 53585872), (1524, 53163936), (1728, 46887638), (1778, 45569088), (2016, 40189404), (2032, 39872952), (2286, 35442624), (2667, 30379392), (2688, 30142053), (3024, 26792936), (3048, 26581968), (3429, 23628416), (3456, 23443819), (3556, 22784544), (4032, 20094702), (4064, 19936476), (4572, 17721312), (5334, 15189696), (6048, 13396468), (6096, 13290984), (6858, 11814208), (7112, 11392272), (8001, 10126464), (8064, 10047351), (8128, 9968238), (9144, 8860656), (10668, 7594848), (12096, 6698234), (12192, 6645492), (13716, 5907104), (14224, 5696136), (16002, 5063232), (16256, 4984119), (18288, 4430328), (21336, 3797424), (24003, 3375488), (24192, 3349117), (24384, 3322746), (26371, 3072384), (27432, 2953552), (28448, 2848068), (32004, 2531616), (36576, 2215164), (42672, 1898712), (48006, 1687744), (48768, 1661373), (52742, 1536192), (54864, 1476776), (56896, 1424034), (64008, 1265808), (73152, 1107582), (79113, 1024128), (85344, 949356), (96012, 843872), (105484, 768096), (109728, 738388), (113792, 712017), (128016, 632904), (146304, 553791), (158226, 512064), (170688, 474678), (184597, 438912), (192024, 421936), (210968, 384048), (219456, 369194), (237339, 341376), (256032, 316452)]