20785559808

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:222

約数の個数: 432

約数和(自身を含む): 64543960320

約数和(自身を除く): 43758400512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 73, 76, 78, 79, 96, 104, 114, 128, 146, 152, 156, 158, 192, 208, 219, 228, 237, 247, 256, 292, 304, 312, 316, 361, 384, 416, 438, 456, 474, 494, 584, 608, 624, 632, 722, 741, 768, 832, 876, 912, 948, 949, 988, 1027, 1083, 1168, 1216, 1248, 1264, 1387, 1444, 1482, 1501, 1664, 1752, 1824, 1896, 1898, 1976, 2054, 2166, 2336, 2432, 2496, 2528, 2774, 2847, 2888, 2964, 3002, 3081, 3328, 3504, 3648, 3792, 3796, 3952, 4108, 4161, 4332, 4503, 4672, 4693, 4864, 4992, 5056, 5548, 5694, 5767, 5776, 5928, 6004, 6162, 7008, 7296, 7584, 7592, 7904, 8216, 8322, 8664, 9006, 9344, 9386, 9984, 10112, 11096, 11388, 11534, 11552, 11856, 12008, 12324, 14016, 14079, 14592, 15168, 15184, 15808, 16432, 16644, 17301, 17328, 18012, 18031, 18688, 18772, 19513, 20224, 22192, 22776, 23068, 23104, 23712, 24016, 24648, 26353, 28032, 28158, 28519, 30336, 30368, 31616, 32864, 33288, 34602, 34656, 36024, 36062, 37544, 39026, 44384, 45552, 46136, 46208, 47424, 48032, 49296, 52706, 54093, 56064, 56316, 57038, 58539, 60672, 60736, 63232, 65728, 66576, 69204, 69312, 72048, 72124, 74971, 75088, 78052, 79059, 85557, 88768, 91104, 92272, 92416, 94848, 96064, 98592, 105412, 108186, 109573, 112632, 114076, 117078, 121472, 131456, 133152, 138408, 138624, 144096, 144248, 149942, 150176, 156104, 158118, 171114, 177536, 182208, 184544, 189696, 192128, 197184, 210824, 216372, 219146, 224913, 225264, 228152, 234156, 242944, 262912, 266304, 276816, 277248, 288192, 288496, 299884, 300352, 312208, 316236, 328719, 342228, 342589, 355072, 364416, 369088, 370747, 384256, 394368, 421648, 432744, 438292, 449826, 450528, 456304, 468312, 532608, 553632, 576384, 576992, 599768, 600704, 624416, 632472, 657438, 684456, 685178, 728832, 738176, 741494, 788736, 843296, 865488, 876584, 899652, 901056, 912608, 936624, 1027767, 1065216, 1107264, 1112241, 1152768, 1153984, 1199536, 1201408, 1248832, 1264944, 1314876, 1368912, 1370356, 1424449, 1476352, 1482988, 1686592, 1730976, 1753168, 1799304, 1802112, 1825216, 1873248, 2055534, 2081887, 2214528, 2224482, 2307968, 2399072, 2497664, 2529888, 2629752, 2737824, 2740712, 2848898, 2965976, 3373184, 3461952, 3506336, 3598608, 3604224, 3650432, 3746496, 4111068, 4163774, 4273347, 4429056, 4448964, 4615936, 4798144, 4995328, 5059776, 5259504, 5475648, 5481424, 5697796, 5931952, 6245661, 6746368, 6923904, 7012672, 7197216, 7300864, 7492992, 8222136, 8327548, 8546694, 8897928, 9596288, 10119552, 10519008, 10951296, 10962848, 11395592, 11863904, 12491322, 13847808, 14025344, 14394432, 14985984, 16444272, 16655096, 17093388, 17795856, 19192576, 20239104, 21038016, 21902592, 21925696, 22791184, 23727808, 24982644, 27064531, 28050688, 28788864, 32888544, 33310192, 34186776, 35591712, 42076032, 43851392, 45582368, 47455616, 49965288, 54129062, 57577728, 65777088, 66620384, 68373552, 71183424, 81193593, 84152064, 87702784, 91164736, 94911232, 99930576, 108258124, 131554176, 133240768, 136747104, 142366848, 162387186, 182329472, 199861152, 216516248, 263108352, 266481536, 273494208, 284733696, 324774372, 364658944, 399722304, 433032496, 532963072, 546988416, 649548744, 799444608, 866064992, 1093976832, 1299097488, 1598889216, 1732129984, 2598194976, 3464259968, 5196389952, 6928519936, 10392779904, 20785559808]

約数ペア:

[(1, 20785559808), (2, 10392779904), (3, 6928519936), (4, 5196389952), (6, 3464259968), (8, 2598194976), (12, 1732129984), (13, 1598889216), (16, 1299097488), (19, 1093976832), (24, 866064992), (26, 799444608), (32, 649548744), (38, 546988416), (39, 532963072), (48, 433032496), (52, 399722304), (57, 364658944), (64, 324774372), (73, 284733696), (76, 273494208), (78, 266481536), (79, 263108352), (96, 216516248), (104, 199861152), (114, 182329472), (128, 162387186), (146, 142366848), (152, 136747104), (156, 133240768), (158, 131554176), (192, 108258124), (208, 99930576), (219, 94911232), (228, 91164736), (237, 87702784), (247, 84152064), (256, 81193593), (292, 71183424), (304, 68373552), (312, 66620384), (316, 65777088), (361, 57577728), (384, 54129062), (416, 49965288), (438, 47455616), (456, 45582368), (474, 43851392), (494, 42076032), (584, 35591712), (608, 34186776), (624, 33310192), (632, 32888544), (722, 28788864), (741, 28050688), (768, 27064531), (832, 24982644), (876, 23727808), (912, 22791184), (948, 21925696), (949, 21902592), (988, 21038016), (1027, 20239104), (1083, 19192576), (1168, 17795856), (1216, 17093388), (1248, 16655096), (1264, 16444272), (1387, 14985984), (1444, 14394432), (1482, 14025344), (1501, 13847808), (1664, 12491322), (1752, 11863904), (1824, 11395592), (1896, 10962848), (1898, 10951296), (1976, 10519008), (2054, 10119552), (2166, 9596288), (2336, 8897928), (2432, 8546694), (2496, 8327548), (2528, 8222136), (2774, 7492992), (2847, 7300864), (2888, 7197216), (2964, 7012672), (3002, 6923904), (3081, 6746368), (3328, 6245661), (3504, 5931952), (3648, 5697796), (3792, 5481424), (3796, 5475648), (3952, 5259504), (4108, 5059776), (4161, 4995328), (4332, 4798144), (4503, 4615936), (4672, 4448964), (4693, 4429056), (4864, 4273347), (4992, 4163774), (5056, 4111068), (5548, 3746496), (5694, 3650432), (5767, 3604224), (5776, 3598608), (5928, 3506336), (6004, 3461952), (6162, 3373184), (7008, 2965976), (7296, 2848898), (7584, 2740712), (7592, 2737824), (7904, 2629752), (8216, 2529888), (8322, 2497664), (8664, 2399072), (9006, 2307968), (9344, 2224482), (9386, 2214528), (9984, 2081887), (10112, 2055534), (11096, 1873248), (11388, 1825216), (11534, 1802112), (11552, 1799304), (11856, 1753168), (12008, 1730976), (12324, 1686592), (14016, 1482988), (14079, 1476352), (14592, 1424449), (15168, 1370356), (15184, 1368912), (15808, 1314876), (16432, 1264944), (16644, 1248832), (17301, 1201408), (17328, 1199536), (18012, 1153984), (18031, 1152768), (18688, 1112241), (18772, 1107264), (19513, 1065216), (20224, 1027767), (22192, 936624), (22776, 912608), (23068, 901056), (23104, 899652), (23712, 876584), (24016, 865488), (24648, 843296), (26353, 788736), (28032, 741494), (28158, 738176), (28519, 728832), (30336, 685178), (30368, 684456), (31616, 657438), (32864, 632472), (33288, 624416), (34602, 600704), (34656, 599768), (36024, 576992), (36062, 576384), (37544, 553632), (39026, 532608), (44384, 468312), (45552, 456304), (46136, 450528), (46208, 449826), (47424, 438292), (48032, 432744), (49296, 421648), (52706, 394368), (54093, 384256), (56064, 370747), (56316, 369088), (57038, 364416), (58539, 355072), (60672, 342589), (60736, 342228), (63232, 328719), (65728, 316236), (66576, 312208), (69204, 300352), (69312, 299884), (72048, 288496), (72124, 288192), (74971, 277248), (75088, 276816), (78052, 266304), (79059, 262912), (85557, 242944), (88768, 234156), (91104, 228152), (92272, 225264), (92416, 224913), (94848, 219146), (96064, 216372), (98592, 210824), (105412, 197184), (108186, 192128), (109573, 189696), (112632, 184544), (114076, 182208), (117078, 177536), (121472, 171114), (131456, 158118), (133152, 156104), (138408, 150176), (138624, 149942), (144096, 144248)]