20028979968

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:615

約数の個数: 288

約数和(自身を含む): 58270679040

約数和(自身を除く): 38241699072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 32, 46, 48, 62, 64, 69, 79, 92, 93, 96, 124, 128, 138, 158, 184, 186, 192, 237, 248, 256, 276, 316, 368, 372, 384, 463, 474, 496, 552, 632, 713, 736, 744, 768, 926, 948, 992, 1104, 1264, 1389, 1426, 1472, 1488, 1817, 1852, 1896, 1984, 2139, 2208, 2449, 2528, 2778, 2852, 2944, 2976, 3634, 3704, 3792, 3968, 4278, 4416, 4898, 5056, 5451, 5556, 5704, 5888, 5952, 7268, 7347, 7408, 7584, 7936, 8556, 8832, 9796, 10112, 10649, 10902, 11112, 11408, 11904, 14353, 14536, 14694, 14816, 15168, 17112, 17664, 19592, 20224, 21298, 21804, 22224, 22816, 23808, 28706, 29072, 29388, 29632, 30336, 31947, 34224, 36577, 39184, 42596, 43059, 43608, 44448, 45632, 56327, 57412, 58144, 58776, 59264, 60672, 63894, 68448, 73154, 78368, 85192, 86118, 87216, 88896, 91264, 109731, 112654, 114824, 116288, 117552, 118528, 127788, 136896, 146308, 156736, 168981, 170384, 172236, 174432, 177792, 182528, 219462, 225308, 229648, 232576, 235104, 255576, 273792, 292616, 313472, 330119, 337962, 340768, 344472, 348864, 355584, 438924, 450616, 459296, 465152, 470208, 511152, 547584, 585232, 626944, 660238, 675924, 681536, 688944, 697728, 841271, 877848, 901232, 918592, 940416, 990357, 1022304, 1133887, 1170464, 1320476, 1351848, 1363072, 1377888, 1395456, 1682542, 1755696, 1802464, 1837184, 1880832, 1980714, 2044608, 2267774, 2340928, 2523813, 2640952, 2703696, 2726144, 2755776, 3365084, 3401661, 3511392, 3604928, 3674368, 3961428, 4089216, 4535548, 4681856, 5047626, 5281904, 5407392, 5511552, 6730168, 6803322, 7022784, 7209856, 7922856, 8178432, 9071096, 9363712, 10095252, 10563808, 10814784, 11023104, 13460336, 13606644, 14045568, 14419712, 15845712, 18142192, 20190504, 21127616, 21629568, 26079401, 26920672, 27213288, 28091136, 31691424, 36284384, 40381008, 42255232, 43259136, 52158802, 53841344, 54426576, 63382848, 72568768, 78238203, 80762016, 84510464, 104317604, 107682688, 108853152, 126765696, 145137536, 156476406, 161524032, 208635208, 215365376, 217706304, 253531392, 290275072, 312952812, 323048064, 417270416, 435412608, 625905624, 646096128, 834540832, 870825216, 1251811248, 1669081664, 2503622496, 3338163328, 5007244992, 6676326656, 10014489984, 20028979968]

約数ペア:

[(1, 20028979968), (2, 10014489984), (3, 6676326656), (4, 5007244992), (6, 3338163328), (8, 2503622496), (12, 1669081664), (16, 1251811248), (23, 870825216), (24, 834540832), (31, 646096128), (32, 625905624), (46, 435412608), (48, 417270416), (62, 323048064), (64, 312952812), (69, 290275072), (79, 253531392), (92, 217706304), (93, 215365376), (96, 208635208), (124, 161524032), (128, 156476406), (138, 145137536), (158, 126765696), (184, 108853152), (186, 107682688), (192, 104317604), (237, 84510464), (248, 80762016), (256, 78238203), (276, 72568768), (316, 63382848), (368, 54426576), (372, 53841344), (384, 52158802), (463, 43259136), (474, 42255232), (496, 40381008), (552, 36284384), (632, 31691424), (713, 28091136), (736, 27213288), (744, 26920672), (768, 26079401), (926, 21629568), (948, 21127616), (992, 20190504), (1104, 18142192), (1264, 15845712), (1389, 14419712), (1426, 14045568), (1472, 13606644), (1488, 13460336), (1817, 11023104), (1852, 10814784), (1896, 10563808), (1984, 10095252), (2139, 9363712), (2208, 9071096), (2449, 8178432), (2528, 7922856), (2778, 7209856), (2852, 7022784), (2944, 6803322), (2976, 6730168), (3634, 5511552), (3704, 5407392), (3792, 5281904), (3968, 5047626), (4278, 4681856), (4416, 4535548), (4898, 4089216), (5056, 3961428), (5451, 3674368), (5556, 3604928), (5704, 3511392), (5888, 3401661), (5952, 3365084), (7268, 2755776), (7347, 2726144), (7408, 2703696), (7584, 2640952), (7936, 2523813), (8556, 2340928), (8832, 2267774), (9796, 2044608), (10112, 1980714), (10649, 1880832), (10902, 1837184), (11112, 1802464), (11408, 1755696), (11904, 1682542), (14353, 1395456), (14536, 1377888), (14694, 1363072), (14816, 1351848), (15168, 1320476), (17112, 1170464), (17664, 1133887), (19592, 1022304), (20224, 990357), (21298, 940416), (21804, 918592), (22224, 901232), (22816, 877848), (23808, 841271), (28706, 697728), (29072, 688944), (29388, 681536), (29632, 675924), (30336, 660238), (31947, 626944), (34224, 585232), (36577, 547584), (39184, 511152), (42596, 470208), (43059, 465152), (43608, 459296), (44448, 450616), (45632, 438924), (56327, 355584), (57412, 348864), (58144, 344472), (58776, 340768), (59264, 337962), (60672, 330119), (63894, 313472), (68448, 292616), (73154, 273792), (78368, 255576), (85192, 235104), (86118, 232576), (87216, 229648), (88896, 225308), (91264, 219462), (109731, 182528), (112654, 177792), (114824, 174432), (116288, 172236), (117552, 170384), (118528, 168981), (127788, 156736), (136896, 146308)]