20560120704

素因数分解:

$2^7\times 3^3\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{887}}^1$

素因数の和:1282

約数の個数: 256

約数和(自身を含む): 64127808000

約数和(自身を除く): 43567687296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 48, 54, 57, 64, 72, 76, 96, 108, 114, 128, 144, 152, 171, 192, 216, 228, 288, 304, 342, 353, 384, 432, 456, 513, 576, 608, 684, 706, 864, 887, 912, 1026, 1059, 1152, 1216, 1368, 1412, 1728, 1774, 1824, 2052, 2118, 2432, 2661, 2736, 2824, 3177, 3456, 3548, 3648, 4104, 4236, 5322, 5472, 5648, 6354, 6707, 7096, 7296, 7983, 8208, 8472, 9531, 10644, 10944, 11296, 12708, 13414, 14192, 15966, 16416, 16853, 16944, 19062, 20121, 21288, 21888, 22592, 23949, 25416, 26828, 28384, 31932, 32832, 33706, 33888, 38124, 40242, 42576, 45184, 47898, 50559, 50832, 53656, 56768, 60363, 63864, 65664, 67412, 67776, 76248, 80484, 85152, 95796, 101118, 101664, 107312, 113536, 120726, 127728, 134824, 135552, 151677, 152496, 160968, 170304, 181089, 191592, 202236, 203328, 214624, 241452, 255456, 269648, 303354, 304992, 313111, 321936, 340608, 362178, 383184, 404472, 406656, 429248, 455031, 482904, 510912, 539296, 606708, 609984, 626222, 643872, 724356, 766368, 808944, 858496, 910062, 939333, 965808, 1021824, 1078592, 1213416, 1219968, 1252444, 1287744, 1448712, 1532736, 1617888, 1820124, 1878666, 1931616, 2157184, 2426832, 2504888, 2575488, 2817999, 2897424, 3065472, 3235776, 3640248, 3757332, 3863232, 4853664, 5009776, 5635998, 5794848, 5949109, 6471552, 7280496, 7514664, 7726464, 8453997, 9707328, 10019552, 11271996, 11589696, 11898218, 14560992, 15029328, 16907994, 17847327, 19414656, 20039104, 22543992, 23179392, 23796436, 29121984, 30058656, 33815988, 35694654, 40078208, 45087984, 47592872, 53541981, 58243968, 60117312, 67631976, 71389308, 90175968, 95185744, 107083962, 120234624, 135263952, 142778616, 160625943, 180351936, 190371488, 214167924, 270527904, 285557232, 321251886, 360703872, 380742976, 428335848, 541055808, 571114464, 642503772, 761485952, 856671696, 1082111616, 1142228928, 1285007544, 1713343392, 2284457856, 2570015088, 3426686784, 5140030176, 6853373568, 10280060352, 20560120704]

約数ペア:

[(1, 20560120704), (2, 10280060352), (3, 6853373568), (4, 5140030176), (6, 3426686784), (8, 2570015088), (9, 2284457856), (12, 1713343392), (16, 1285007544), (18, 1142228928), (19, 1082111616), (24, 856671696), (27, 761485952), (32, 642503772), (36, 571114464), (38, 541055808), (48, 428335848), (54, 380742976), (57, 360703872), (64, 321251886), (72, 285557232), (76, 270527904), (96, 214167924), (108, 190371488), (114, 180351936), (128, 160625943), (144, 142778616), (152, 135263952), (171, 120234624), (192, 107083962), (216, 95185744), (228, 90175968), (288, 71389308), (304, 67631976), (342, 60117312), (353, 58243968), (384, 53541981), (432, 47592872), (456, 45087984), (513, 40078208), (576, 35694654), (608, 33815988), (684, 30058656), (706, 29121984), (864, 23796436), (887, 23179392), (912, 22543992), (1026, 20039104), (1059, 19414656), (1152, 17847327), (1216, 16907994), (1368, 15029328), (1412, 14560992), (1728, 11898218), (1774, 11589696), (1824, 11271996), (2052, 10019552), (2118, 9707328), (2432, 8453997), (2661, 7726464), (2736, 7514664), (2824, 7280496), (3177, 6471552), (3456, 5949109), (3548, 5794848), (3648, 5635998), (4104, 5009776), (4236, 4853664), (5322, 3863232), (5472, 3757332), (5648, 3640248), (6354, 3235776), (6707, 3065472), (7096, 2897424), (7296, 2817999), (7983, 2575488), (8208, 2504888), (8472, 2426832), (9531, 2157184), (10644, 1931616), (10944, 1878666), (11296, 1820124), (12708, 1617888), (13414, 1532736), (14192, 1448712), (15966, 1287744), (16416, 1252444), (16853, 1219968), (16944, 1213416), (19062, 1078592), (20121, 1021824), (21288, 965808), (21888, 939333), (22592, 910062), (23949, 858496), (25416, 808944), (26828, 766368), (28384, 724356), (31932, 643872), (32832, 626222), (33706, 609984), (33888, 606708), (38124, 539296), (40242, 510912), (42576, 482904), (45184, 455031), (47898, 429248), (50559, 406656), (50832, 404472), (53656, 383184), (56768, 362178), (60363, 340608), (63864, 321936), (65664, 313111), (67412, 304992), (67776, 303354), (76248, 269648), (80484, 255456), (85152, 241452), (95796, 214624), (101118, 203328), (101664, 202236), (107312, 191592), (113536, 181089), (120726, 170304), (127728, 160968), (134824, 152496), (135552, 151677)]