20190485760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{859}}^1\times {\mathrm{6121}}^1$

素因数の和:7004

約数の個数: 144

約数和(自身を含む): 64568978880

約数和(自身を除く): 44378493120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 859, 960, 1280, 1718, 1920, 2577, 3436, 3840, 4295, 5154, 6121, 6872, 8590, 10308, 12242, 12885, 13744, 17180, 18363, 20616, 24484, 25770, 27488, 30605, 34360, 36726, 41232, 48968, 51540, 54976, 61210, 68720, 73452, 82464, 91815, 97936, 103080, 109952, 122420, 137440, 146904, 164928, 183630, 195872, 206160, 219904, 244840, 274880, 293808, 329856, 367260, 391744, 412320, 489680, 549760, 587616, 659712, 734520, 783488, 824640, 979360, 1099520, 1175232, 1469040, 1566976, 1649280, 1958720, 2350464, 2938080, 3298560, 3917440, 4700928, 5257939, 5876160, 7834880, 10515878, 11752320, 15773817, 21031756, 23504640, 26289695, 31547634, 42063512, 52579390, 63095268, 78869085, 84127024, 105158780, 126190536, 157738170, 168254048, 210317560, 252381072, 315476340, 336508096, 420635120, 504762144, 630952680, 673016192, 841270240, 1009524288, 1261905360, 1346032384, 1682540480, 2019048576, 2523810720, 3365080960, 4038097152, 5047621440, 6730161920, 10095242880, 20190485760]

約数ペア:

[(1, 20190485760), (2, 10095242880), (3, 6730161920), (4, 5047621440), (5, 4038097152), (6, 3365080960), (8, 2523810720), (10, 2019048576), (12, 1682540480), (15, 1346032384), (16, 1261905360), (20, 1009524288), (24, 841270240), (30, 673016192), (32, 630952680), (40, 504762144), (48, 420635120), (60, 336508096), (64, 315476340), (80, 252381072), (96, 210317560), (120, 168254048), (128, 157738170), (160, 126190536), (192, 105158780), (240, 84127024), (256, 78869085), (320, 63095268), (384, 52579390), (480, 42063512), (640, 31547634), (768, 26289695), (859, 23504640), (960, 21031756), (1280, 15773817), (1718, 11752320), (1920, 10515878), (2577, 7834880), (3436, 5876160), (3840, 5257939), (4295, 4700928), (5154, 3917440), (6121, 3298560), (6872, 2938080), (8590, 2350464), (10308, 1958720), (12242, 1649280), (12885, 1566976), (13744, 1469040), (17180, 1175232), (18363, 1099520), (20616, 979360), (24484, 824640), (25770, 783488), (27488, 734520), (30605, 659712), (34360, 587616), (36726, 549760), (41232, 489680), (48968, 412320), (51540, 391744), (54976, 367260), (61210, 329856), (68720, 293808), (73452, 274880), (82464, 244840), (91815, 219904), (97936, 206160), (103080, 195872), (109952, 183630), (122420, 164928), (137440, 146904)]