20907260928

素因数分解:

$2^{10}\times 3^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{571}}^1$

素因数の和:763

約数の個数: 264

約数和(自身を含む): 63016976880

約数和(自身を除く): 42109715952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 64, 72, 87, 96, 116, 128, 137, 144, 174, 192, 232, 256, 261, 274, 288, 348, 384, 411, 464, 512, 522, 548, 571, 576, 696, 768, 822, 928, 1024, 1044, 1096, 1142, 1152, 1233, 1392, 1536, 1644, 1713, 1856, 2088, 2192, 2284, 2304, 2466, 2784, 3072, 3288, 3426, 3712, 3973, 4176, 4384, 4568, 4608, 4932, 5139, 5568, 6576, 6852, 7424, 7946, 8352, 8768, 9136, 9216, 9864, 10278, 11136, 11919, 13152, 13704, 14848, 15892, 16559, 16704, 17536, 18272, 19728, 20556, 22272, 23838, 26304, 27408, 29696, 31784, 33118, 33408, 35072, 35757, 36544, 39456, 41112, 44544, 47676, 49677, 52608, 54816, 63568, 66236, 66816, 70144, 71514, 73088, 78227, 78912, 82224, 89088, 95352, 99354, 105216, 109632, 127136, 132472, 133632, 140288, 143028, 146176, 149031, 156454, 157824, 164448, 190704, 198708, 210432, 219264, 234681, 254272, 264944, 267264, 286056, 292352, 298062, 312908, 315648, 328896, 381408, 397416, 420864, 438528, 469362, 508544, 529888, 572112, 584704, 596124, 625816, 631296, 657792, 704043, 762816, 794832, 877056, 938724, 1017088, 1059776, 1144224, 1192248, 1251632, 1262592, 1315584, 1408086, 1525632, 1589664, 1754112, 1877448, 2034176, 2119552, 2268583, 2288448, 2384496, 2503264, 2631168, 2816172, 3051264, 3179328, 3754896, 4068352, 4239104, 4537166, 4576896, 4768992, 5006528, 5262336, 5632344, 6102528, 6358656, 6805749, 7509792, 8478208, 9074332, 9153792, 9537984, 10013056, 11264688, 12205056, 12717312, 13611498, 15019584, 16956416, 18148664, 18307584, 19075968, 20026112, 20417247, 22529376, 25434624, 27222996, 30039168, 36297328, 36615168, 38151936, 40052224, 40834494, 45058752, 50869248, 54445992, 60078336, 72594656, 76303872, 80104448, 81668988, 90117504, 108891984, 120156672, 145189312, 152607744, 163337976, 180235008, 217783968, 240313344, 290378624, 326675952, 360470016, 435567936, 580757248, 653351904, 720940032, 871135872, 1161514496, 1306703808, 1742271744, 2323028992, 2613407616, 3484543488, 5226815232, 6969086976, 10453630464, 20907260928]

約数ペア:

[(1, 20907260928), (2, 10453630464), (3, 6969086976), (4, 5226815232), (6, 3484543488), (8, 2613407616), (9, 2323028992), (12, 1742271744), (16, 1306703808), (18, 1161514496), (24, 871135872), (29, 720940032), (32, 653351904), (36, 580757248), (48, 435567936), (58, 360470016), (64, 326675952), (72, 290378624), (87, 240313344), (96, 217783968), (116, 180235008), (128, 163337976), (137, 152607744), (144, 145189312), (174, 120156672), (192, 108891984), (232, 90117504), (256, 81668988), (261, 80104448), (274, 76303872), (288, 72594656), (348, 60078336), (384, 54445992), (411, 50869248), (464, 45058752), (512, 40834494), (522, 40052224), (548, 38151936), (571, 36615168), (576, 36297328), (696, 30039168), (768, 27222996), (822, 25434624), (928, 22529376), (1024, 20417247), (1044, 20026112), (1096, 19075968), (1142, 18307584), (1152, 18148664), (1233, 16956416), (1392, 15019584), (1536, 13611498), (1644, 12717312), (1713, 12205056), (1856, 11264688), (2088, 10013056), (2192, 9537984), (2284, 9153792), (2304, 9074332), (2466, 8478208), (2784, 7509792), (3072, 6805749), (3288, 6358656), (3426, 6102528), (3712, 5632344), (3973, 5262336), (4176, 5006528), (4384, 4768992), (4568, 4576896), (4608, 4537166), (4932, 4239104), (5139, 4068352), (5568, 3754896), (6576, 3179328), (6852, 3051264), (7424, 2816172), (7946, 2631168), (8352, 2503264), (8768, 2384496), (9136, 2288448), (9216, 2268583), (9864, 2119552), (10278, 2034176), (11136, 1877448), (11919, 1754112), (13152, 1589664), (13704, 1525632), (14848, 1408086), (15892, 1315584), (16559, 1262592), (16704, 1251632), (17536, 1192248), (18272, 1144224), (19728, 1059776), (20556, 1017088), (22272, 938724), (23838, 877056), (26304, 794832), (27408, 762816), (29696, 704043), (31784, 657792), (33118, 631296), (33408, 625816), (35072, 596124), (35757, 584704), (36544, 572112), (39456, 529888), (41112, 508544), (44544, 469362), (47676, 438528), (49677, 420864), (52608, 397416), (54816, 381408), (63568, 328896), (66236, 315648), (66816, 312908), (70144, 298062), (71514, 292352), (73088, 286056), (78227, 267264), (78912, 264944), (82224, 254272), (89088, 234681), (95352, 219264), (99354, 210432), (105216, 198708), (109632, 190704), (127136, 164448), (132472, 157824), (133632, 156454), (140288, 149031), (143028, 146176)]