19789877520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{4019}}^1$

素因数の和:5022

約数の個数: 240

約数和(自身を含む): 76052096640

約数和(自身を除く): 56262219120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 977, 1008, 1260, 1680, 1954, 2520, 2931, 3908, 4019, 4885, 5040, 5862, 6839, 7816, 8038, 8793, 9770, 11724, 12057, 13678, 14655, 15632, 16076, 17586, 19540, 20095, 20517, 23448, 24114, 27356, 28133, 29310, 32152, 34195, 35172, 36171, 39080, 40190, 41034, 43965, 46896, 48228, 54712, 56266, 58620, 60285, 61551, 64304, 68390, 70344, 72342, 78160, 80380, 82068, 84399, 87930, 96456, 102585, 109424, 112532, 117240, 120570, 123102, 136780, 140665, 140688, 144684, 160760, 164136, 168798, 175860, 180855, 192912, 205170, 225064, 234480, 241140, 246204, 253197, 273560, 281330, 289368, 307755, 321520, 328272, 337596, 351720, 361710, 410340, 421995, 450128, 482280, 492408, 506394, 547120, 562660, 578736, 615510, 675192, 703440, 723420, 820680, 843990, 964560, 984816, 1012788, 1125320, 1231020, 1265985, 1350384, 1446840, 1641360, 1687980, 2025576, 2250640, 2462040, 2531970, 2893680, 3375960, 3926563, 4051152, 4924080, 5063940, 6751920, 7853126, 10127880, 11779689, 15706252, 19632815, 20255760, 23559378, 27485941, 31412504, 35339067, 39265630, 47118756, 54971882, 58898445, 62825008, 70678134, 78531260, 82457823, 94237512, 109943764, 117796890, 137429705, 141356268, 157062520, 164915646, 176695335, 188475024, 219887528, 235593780, 247373469, 274859410, 282712536, 314125040, 329831292, 353390670, 412289115, 439775056, 471187560, 494746938, 549718820, 565425072, 659662584, 706781340, 824578230, 942375120, 989493876, 1099437640, 1236867345, 1319325168, 1413562680, 1649156460, 1978987752, 2198875280, 2473734690, 2827125360, 3298312920, 3957975504, 4947469380, 6596625840, 9894938760, 19789877520]

約数ペア:

[(1, 19789877520), (2, 9894938760), (3, 6596625840), (4, 4947469380), (5, 3957975504), (6, 3298312920), (7, 2827125360), (8, 2473734690), (9, 2198875280), (10, 1978987752), (12, 1649156460), (14, 1413562680), (15, 1319325168), (16, 1236867345), (18, 1099437640), (20, 989493876), (21, 942375120), (24, 824578230), (28, 706781340), (30, 659662584), (35, 565425072), (36, 549718820), (40, 494746938), (42, 471187560), (45, 439775056), (48, 412289115), (56, 353390670), (60, 329831292), (63, 314125040), (70, 282712536), (72, 274859410), (80, 247373469), (84, 235593780), (90, 219887528), (105, 188475024), (112, 176695335), (120, 164915646), (126, 157062520), (140, 141356268), (144, 137429705), (168, 117796890), (180, 109943764), (210, 94237512), (240, 82457823), (252, 78531260), (280, 70678134), (315, 62825008), (336, 58898445), (360, 54971882), (420, 47118756), (504, 39265630), (560, 35339067), (630, 31412504), (720, 27485941), (840, 23559378), (977, 20255760), (1008, 19632815), (1260, 15706252), (1680, 11779689), (1954, 10127880), (2520, 7853126), (2931, 6751920), (3908, 5063940), (4019, 4924080), (4885, 4051152), (5040, 3926563), (5862, 3375960), (6839, 2893680), (7816, 2531970), (8038, 2462040), (8793, 2250640), (9770, 2025576), (11724, 1687980), (12057, 1641360), (13678, 1446840), (14655, 1350384), (15632, 1265985), (16076, 1231020), (17586, 1125320), (19540, 1012788), (20095, 984816), (20517, 964560), (23448, 843990), (24114, 820680), (27356, 723420), (28133, 703440), (29310, 675192), (32152, 615510), (34195, 578736), (35172, 562660), (36171, 547120), (39080, 506394), (40190, 492408), (41034, 482280), (43965, 450128), (46896, 421995), (48228, 410340), (54712, 361710), (56266, 351720), (58620, 337596), (60285, 328272), (61551, 321520), (64304, 307755), (68390, 289368), (70344, 281330), (72342, 273560), (78160, 253197), (80380, 246204), (82068, 241140), (84399, 234480), (87930, 225064), (96456, 205170), (102585, 192912), (109424, 180855), (112532, 175860), (117240, 168798), (120570, 164136), (123102, 160760), (136780, 144684), (140665, 140688)]