17991134208

素因数分解:

$2^{10}\times 3^4\times {\mathrm{31}}^1\times {\mathrm{6997}}^1$

素因数の和:7060

約数の個数: 220

約数和(自身を含む): 55466036032

約数和(自身を除く): 37474901824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 64, 72, 81, 93, 96, 108, 124, 128, 144, 162, 186, 192, 216, 248, 256, 279, 288, 324, 372, 384, 432, 496, 512, 558, 576, 648, 744, 768, 837, 864, 992, 1024, 1116, 1152, 1296, 1488, 1536, 1674, 1728, 1984, 2232, 2304, 2511, 2592, 2976, 3072, 3348, 3456, 3968, 4464, 4608, 5022, 5184, 5952, 6696, 6912, 6997, 7936, 8928, 9216, 10044, 10368, 11904, 13392, 13824, 13994, 15872, 17856, 20088, 20736, 20991, 23808, 26784, 27648, 27988, 31744, 35712, 40176, 41472, 41982, 47616, 53568, 55976, 62973, 71424, 80352, 82944, 83964, 95232, 107136, 111952, 125946, 142848, 160704, 167928, 188919, 214272, 216907, 223904, 251892, 285696, 321408, 335856, 377838, 428544, 433814, 447808, 503784, 566757, 642816, 650721, 671712, 755676, 857088, 867628, 895616, 1007568, 1133514, 1285632, 1301442, 1343424, 1511352, 1735256, 1791232, 1952163, 2015136, 2267028, 2571264, 2602884, 2686848, 3022704, 3470512, 3582464, 3904326, 4030272, 4534056, 5205768, 5373696, 5856489, 6045408, 6941024, 7164928, 7808652, 8060544, 9068112, 10411536, 10747392, 11712978, 12090816, 13882048, 15617304, 16121088, 17569467, 18136224, 20823072, 21494784, 23425956, 24181632, 27764096, 31234608, 32242176, 35138934, 36272448, 41646144, 46851912, 48363264, 55528192, 62469216, 64484352, 70277868, 72544896, 83292288, 93703824, 96726528, 111056384, 124938432, 140555736, 145089792, 166584576, 187407648, 193453056, 222112768, 249876864, 281111472, 290179584, 333169152, 374815296, 499753728, 562222944, 580359168, 666338304, 749630592, 999507456, 1124445888, 1499261184, 1999014912, 2248891776, 2998522368, 4497783552, 5997044736, 8995567104, 17991134208]

約数ペア:

[(1, 17991134208), (2, 8995567104), (3, 5997044736), (4, 4497783552), (6, 2998522368), (8, 2248891776), (9, 1999014912), (12, 1499261184), (16, 1124445888), (18, 999507456), (24, 749630592), (27, 666338304), (31, 580359168), (32, 562222944), (36, 499753728), (48, 374815296), (54, 333169152), (62, 290179584), (64, 281111472), (72, 249876864), (81, 222112768), (93, 193453056), (96, 187407648), (108, 166584576), (124, 145089792), (128, 140555736), (144, 124938432), (162, 111056384), (186, 96726528), (192, 93703824), (216, 83292288), (248, 72544896), (256, 70277868), (279, 64484352), (288, 62469216), (324, 55528192), (372, 48363264), (384, 46851912), (432, 41646144), (496, 36272448), (512, 35138934), (558, 32242176), (576, 31234608), (648, 27764096), (744, 24181632), (768, 23425956), (837, 21494784), (864, 20823072), (992, 18136224), (1024, 17569467), (1116, 16121088), (1152, 15617304), (1296, 13882048), (1488, 12090816), (1536, 11712978), (1674, 10747392), (1728, 10411536), (1984, 9068112), (2232, 8060544), (2304, 7808652), (2511, 7164928), (2592, 6941024), (2976, 6045408), (3072, 5856489), (3348, 5373696), (3456, 5205768), (3968, 4534056), (4464, 4030272), (4608, 3904326), (5022, 3582464), (5184, 3470512), (5952, 3022704), (6696, 2686848), (6912, 2602884), (6997, 2571264), (7936, 2267028), (8928, 2015136), (9216, 1952163), (10044, 1791232), (10368, 1735256), (11904, 1511352), (13392, 1343424), (13824, 1301442), (13994, 1285632), (15872, 1133514), (17856, 1007568), (20088, 895616), (20736, 867628), (20991, 857088), (23808, 755676), (26784, 671712), (27648, 650721), (27988, 642816), (31744, 566757), (35712, 503784), (40176, 447808), (41472, 433814), (41982, 428544), (47616, 377838), (53568, 335856), (55976, 321408), (62973, 285696), (71424, 251892), (80352, 223904), (82944, 216907), (83964, 214272), (95232, 188919), (107136, 167928), (111952, 160704), (125946, 142848)]