128638929920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{1093}}^1$

素因数の和:1426

約数の個数: 176

約数和(自身を含む): 313016890368

約数和(自身を除く): 184377960448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 181, 254, 256, 320, 362, 508, 512, 635, 640, 724, 905, 1016, 1024, 1093, 1270, 1280, 1448, 1810, 2032, 2186, 2540, 2560, 2896, 3620, 4064, 4372, 5080, 5120, 5465, 5792, 7240, 8128, 8744, 10160, 10930, 11584, 14480, 16256, 17488, 20320, 21860, 22987, 23168, 28960, 32512, 34976, 40640, 43720, 45974, 46336, 57920, 65024, 69952, 81280, 87440, 91948, 92672, 114935, 115840, 130048, 138811, 139904, 162560, 174880, 183896, 185344, 197833, 229870, 231680, 277622, 279808, 325120, 349760, 367792, 395666, 459740, 463360, 555244, 559616, 650240, 694055, 699520, 735584, 791332, 919480, 926720, 989165, 1110488, 1119232, 1388110, 1399040, 1471168, 1582664, 1838960, 1978330, 2220976, 2776220, 2798080, 2942336, 3165328, 3677920, 3956660, 4441952, 5552440, 5596160, 5884672, 6330656, 7355840, 7913320, 8883904, 11104880, 11769344, 12661312, 14711680, 15826640, 17767808, 22209760, 23538688, 25124791, 25322624, 29423360, 31653280, 35535616, 44419520, 50249582, 50645248, 58846720, 63306560, 71071232, 88839040, 100499164, 101290496, 117693440, 125623955, 126613120, 142142464, 177678080, 200998328, 202580992, 251247910, 253226240, 355356160, 401996656, 502495820, 506452480, 710712320, 803993312, 1004991640, 1012904960, 1607986624, 2009983280, 3215973248, 4019966560, 6431946496, 8039933120, 12863892992, 16079866240, 25727785984, 32159732480, 64319464960, 128638929920]

約数ペア:

[(1, 128638929920), (2, 64319464960), (4, 32159732480), (5, 25727785984), (8, 16079866240), (10, 12863892992), (16, 8039933120), (20, 6431946496), (32, 4019966560), (40, 3215973248), (64, 2009983280), (80, 1607986624), (127, 1012904960), (128, 1004991640), (160, 803993312), (181, 710712320), (254, 506452480), (256, 502495820), (320, 401996656), (362, 355356160), (508, 253226240), (512, 251247910), (635, 202580992), (640, 200998328), (724, 177678080), (905, 142142464), (1016, 126613120), (1024, 125623955), (1093, 117693440), (1270, 101290496), (1280, 100499164), (1448, 88839040), (1810, 71071232), (2032, 63306560), (2186, 58846720), (2540, 50645248), (2560, 50249582), (2896, 44419520), (3620, 35535616), (4064, 31653280), (4372, 29423360), (5080, 25322624), (5120, 25124791), (5465, 23538688), (5792, 22209760), (7240, 17767808), (8128, 15826640), (8744, 14711680), (10160, 12661312), (10930, 11769344), (11584, 11104880), (14480, 8883904), (16256, 7913320), (17488, 7355840), (20320, 6330656), (21860, 5884672), (22987, 5596160), (23168, 5552440), (28960, 4441952), (32512, 3956660), (34976, 3677920), (40640, 3165328), (43720, 2942336), (45974, 2798080), (46336, 2776220), (57920, 2220976), (65024, 1978330), (69952, 1838960), (81280, 1582664), (87440, 1471168), (91948, 1399040), (92672, 1388110), (114935, 1119232), (115840, 1110488), (130048, 989165), (138811, 926720), (139904, 919480), (162560, 791332), (174880, 735584), (183896, 699520), (185344, 694055), (197833, 650240), (229870, 559616), (231680, 555244), (277622, 463360), (279808, 459740), (325120, 395666), (349760, 367792)]