20989859520

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{1867}}^1$

素因数の和:2140

約数の個数: 336

約数和(自身を含む): 77889323520

約数和(自身を除く): 56899464000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 239, 240, 245, 280, 294, 320, 336, 392, 420, 448, 478, 480, 490, 560, 588, 672, 717, 735, 784, 840, 956, 960, 980, 1120, 1176, 1195, 1344, 1434, 1470, 1568, 1673, 1680, 1867, 1912, 1960, 2240, 2352, 2390, 2868, 2940, 3136, 3346, 3360, 3585, 3734, 3824, 3920, 4704, 4780, 5019, 5601, 5736, 5880, 6692, 6720, 7170, 7468, 7648, 7840, 8365, 9335, 9408, 9560, 10038, 11202, 11472, 11711, 11760, 13069, 13384, 14340, 14936, 15296, 15680, 16730, 18670, 19120, 20076, 22404, 22944, 23422, 23520, 25095, 26138, 26768, 28005, 28680, 29872, 33460, 35133, 37340, 38240, 39207, 40152, 44808, 45888, 46844, 47040, 50190, 52276, 53536, 56010, 57360, 58555, 59744, 65345, 66920, 70266, 74680, 76480, 78414, 80304, 89616, 91483, 93688, 100380, 104552, 107072, 112020, 114720, 117110, 119488, 130690, 133840, 140532, 149360, 156828, 160608, 175665, 179232, 182966, 187376, 196035, 200760, 209104, 224040, 229440, 234220, 261380, 267680, 274449, 281064, 298720, 313656, 321216, 351330, 358464, 365932, 374752, 392070, 401520, 418208, 446213, 448080, 457415, 468440, 522760, 535360, 548898, 562128, 597440, 627312, 702660, 731864, 749504, 784140, 803040, 836416, 892426, 896160, 914830, 936880, 1045520, 1097796, 1124256, 1254624, 1338639, 1372245, 1405320, 1463728, 1568280, 1606080, 1784852, 1792320, 1829660, 1873760, 2091040, 2195592, 2231065, 2248512, 2509248, 2677278, 2744490, 2810640, 2927456, 3123491, 3136560, 3569704, 3659320, 3747520, 4182080, 4391184, 4462130, 5354556, 5488980, 5621280, 5854912, 6246982, 6273120, 6693195, 7139408, 7318640, 8782368, 8924260, 9370473, 10709112, 10977960, 11242560, 12493964, 12546240, 13386390, 14278816, 14637280, 15617455, 17564736, 17848520, 18740946, 21418224, 21864437, 21955920, 24987928, 26772780, 28557632, 29274560, 31234910, 35697040, 37481892, 42836448, 43728874, 43911840, 46852365, 49975856, 53545560, 62469820, 65593311, 71394080, 74963784, 85672896, 87457748, 87823680, 93704730, 99951712, 107091120, 109322185, 124939640, 131186622, 142788160, 149927568, 174915496, 187409460, 199903424, 214182240, 218644370, 249879280, 262373244, 299855136, 327966555, 349830992, 374818920, 428364480, 437288740, 499758560, 524746488, 599710272, 655933110, 699661984, 749637840, 874577480, 999517120, 1049492976, 1311866220, 1399323968, 1499275680, 1749154960, 2098985952, 2623732440, 2998551360, 3498309920, 4197971904, 5247464880, 6996619840, 10494929760, 20989859520]

約数ペア:

[(1, 20989859520), (2, 10494929760), (3, 6996619840), (4, 5247464880), (5, 4197971904), (6, 3498309920), (7, 2998551360), (8, 2623732440), (10, 2098985952), (12, 1749154960), (14, 1499275680), (15, 1399323968), (16, 1311866220), (20, 1049492976), (21, 999517120), (24, 874577480), (28, 749637840), (30, 699661984), (32, 655933110), (35, 599710272), (40, 524746488), (42, 499758560), (48, 437288740), (49, 428364480), (56, 374818920), (60, 349830992), (64, 327966555), (70, 299855136), (80, 262373244), (84, 249879280), (96, 218644370), (98, 214182240), (105, 199903424), (112, 187409460), (120, 174915496), (140, 149927568), (147, 142788160), (160, 131186622), (168, 124939640), (192, 109322185), (196, 107091120), (210, 99951712), (224, 93704730), (239, 87823680), (240, 87457748), (245, 85672896), (280, 74963784), (294, 71394080), (320, 65593311), (336, 62469820), (392, 53545560), (420, 49975856), (448, 46852365), (478, 43911840), (480, 43728874), (490, 42836448), (560, 37481892), (588, 35697040), (672, 31234910), (717, 29274560), (735, 28557632), (784, 26772780), (840, 24987928), (956, 21955920), (960, 21864437), (980, 21418224), (1120, 18740946), (1176, 17848520), (1195, 17564736), (1344, 15617455), (1434, 14637280), (1470, 14278816), (1568, 13386390), (1673, 12546240), (1680, 12493964), (1867, 11242560), (1912, 10977960), (1960, 10709112), (2240, 9370473), (2352, 8924260), (2390, 8782368), (2868, 7318640), (2940, 7139408), (3136, 6693195), (3346, 6273120), (3360, 6246982), (3585, 5854912), (3734, 5621280), (3824, 5488980), (3920, 5354556), (4704, 4462130), (4780, 4391184), (5019, 4182080), (5601, 3747520), (5736, 3659320), (5880, 3569704), (6692, 3136560), (6720, 3123491), (7170, 2927456), (7468, 2810640), (7648, 2744490), (7840, 2677278), (8365, 2509248), (9335, 2248512), (9408, 2231065), (9560, 2195592), (10038, 2091040), (11202, 1873760), (11472, 1829660), (11711, 1792320), (11760, 1784852), (13069, 1606080), (13384, 1568280), (14340, 1463728), (14936, 1405320), (15296, 1372245), (15680, 1338639), (16730, 1254624), (18670, 1124256), (19120, 1097796), (20076, 1045520), (22404, 936880), (22944, 914830), (23422, 896160), (23520, 892426), (25095, 836416), (26138, 803040), (26768, 784140), (28005, 749504), (28680, 731864), (29872, 702660), (33460, 627312), (35133, 597440), (37340, 562128), (38240, 548898), (39207, 535360), (40152, 522760), (44808, 468440), (45888, 457415), (46844, 448080), (47040, 446213), (50190, 418208), (52276, 401520), (53536, 392070), (56010, 374752), (57360, 365932), (58555, 358464), (59744, 351330), (65345, 321216), (66920, 313656), (70266, 298720), (74680, 281064), (76480, 274449), (78414, 267680), (80304, 261380), (89616, 234220), (91483, 229440), (93688, 224040), (100380, 209104), (104552, 200760), (107072, 196035), (112020, 187376), (114720, 182966), (117110, 179232), (119488, 175665), (130690, 160608), (133840, 156828), (140532, 149360)]