20581591296

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{62761}}^1$

素因数の和:62848

約数の個数: 144

約数和(自身を含む): 63629621888

約数和(自身を除く): 43048030592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 61, 64, 84, 96, 112, 122, 128, 168, 183, 192, 224, 244, 256, 336, 366, 384, 427, 448, 488, 672, 732, 768, 854, 896, 976, 1281, 1344, 1464, 1708, 1792, 1952, 2562, 2688, 2928, 3416, 3904, 5124, 5376, 5856, 6832, 7808, 10248, 11712, 13664, 15616, 20496, 23424, 27328, 40992, 46848, 54656, 62761, 81984, 109312, 125522, 163968, 188283, 251044, 327936, 376566, 439327, 502088, 753132, 878654, 1004176, 1317981, 1506264, 1757308, 2008352, 2635962, 3012528, 3514616, 3828421, 4016704, 5271924, 6025056, 7029232, 7656842, 8033408, 10543848, 11485263, 12050112, 14058464, 15313684, 16066816, 21087696, 22970526, 24100224, 26798947, 28116928, 30627368, 42175392, 45941052, 48200448, 53597894, 56233856, 61254736, 80396841, 84350784, 91882104, 107195788, 112467712, 122509472, 160793682, 168701568, 183764208, 214391576, 245018944, 321587364, 337403136, 367528416, 428783152, 490037888, 643174728, 735056832, 857566304, 980075776, 1286349456, 1470113664, 1715132608, 2572698912, 2940227328, 3430265216, 5145397824, 6860530432, 10290795648, 20581591296]

約数ペア:

[(1, 20581591296), (2, 10290795648), (3, 6860530432), (4, 5145397824), (6, 3430265216), (7, 2940227328), (8, 2572698912), (12, 1715132608), (14, 1470113664), (16, 1286349456), (21, 980075776), (24, 857566304), (28, 735056832), (32, 643174728), (42, 490037888), (48, 428783152), (56, 367528416), (61, 337403136), (64, 321587364), (84, 245018944), (96, 214391576), (112, 183764208), (122, 168701568), (128, 160793682), (168, 122509472), (183, 112467712), (192, 107195788), (224, 91882104), (244, 84350784), (256, 80396841), (336, 61254736), (366, 56233856), (384, 53597894), (427, 48200448), (448, 45941052), (488, 42175392), (672, 30627368), (732, 28116928), (768, 26798947), (854, 24100224), (896, 22970526), (976, 21087696), (1281, 16066816), (1344, 15313684), (1464, 14058464), (1708, 12050112), (1792, 11485263), (1952, 10543848), (2562, 8033408), (2688, 7656842), (2928, 7029232), (3416, 6025056), (3904, 5271924), (5124, 4016704), (5376, 3828421), (5856, 3514616), (6832, 3012528), (7808, 2635962), (10248, 2008352), (11712, 1757308), (13664, 1506264), (15616, 1317981), (20496, 1004176), (23424, 878654), (27328, 753132), (40992, 502088), (46848, 439327), (54656, 376566), (62761, 327936), (81984, 251044), (109312, 188283), (125522, 163968)]