1221171840

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1040

約数の個数: 384

約数和(自身を含む): 4979819520

約数和(自身を除く): 3758647680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 64, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 128, 140, 144, 155, 160, 168, 180, 186, 192, 210, 217, 224, 240, 248, 252, 279, 280, 288, 310, 315, 320, 336, 360, 372, 384, 420, 434, 448, 465, 480, 496, 504, 558, 560, 576, 620, 630, 640, 651, 672, 720, 744, 840, 868, 896, 930, 960, 977, 992, 1008, 1085, 1116, 1120, 1152, 1240, 1260, 1302, 1344, 1395, 1440, 1488, 1680, 1736, 1860, 1920, 1953, 1954, 1984, 2016, 2170, 2232, 2240, 2480, 2520, 2604, 2688, 2790, 2880, 2931, 2976, 3255, 3360, 3472, 3720, 3906, 3908, 3968, 4032, 4340, 4464, 4480, 4885, 4960, 5040, 5208, 5580, 5760, 5862, 5952, 6510, 6720, 6839, 6944, 7440, 7812, 7816, 8064, 8680, 8793, 8928, 9765, 9770, 9920, 10080, 10416, 11160, 11724, 11904, 13020, 13440, 13678, 13888, 14655, 14880, 15624, 15632, 17360, 17586, 17856, 19530, 19540, 19840, 20160, 20517, 20832, 22320, 23448, 26040, 27356, 27776, 29310, 29760, 30287, 31248, 31264, 34195, 34720, 35172, 35712, 39060, 39080, 40320, 41034, 41664, 43965, 44640, 46896, 52080, 54712, 58620, 59520, 60574, 61551, 62496, 62528, 68390, 69440, 70344, 78120, 78160, 82068, 83328, 87930, 89280, 90861, 93792, 102585, 104160, 109424, 117240, 121148, 123102, 124992, 125056, 136780, 138880, 140688, 151435, 156240, 156320, 164136, 175860, 178560, 181722, 187584, 205170, 208320, 212009, 218848, 234480, 242296, 246204, 249984, 272583, 273560, 281376, 302870, 307755, 312480, 312640, 328272, 351720, 363444, 375168, 410340, 416640, 424018, 437696, 454305, 468960, 484592, 492408, 545166, 547120, 562752, 605740, 615510, 624960, 625280, 636027, 656544, 703440, 726888, 820680, 848036, 875392, 908610, 937920, 969184, 984816, 1060045, 1090332, 1094240, 1125504, 1211480, 1231020, 1249920, 1272054, 1313088, 1362915, 1406880, 1453776, 1641360, 1696072, 1817220, 1875840, 1908081, 1938368, 1969632, 2120090, 2180664, 2188480, 2422960, 2462040, 2544108, 2626176, 2725830, 2813760, 2907552, 3180135, 3282720, 3392144, 3634440, 3816162, 3876736, 3939264, 4240180, 4361328, 4376960, 4845920, 4924080, 5088216, 5451660, 5627520, 5815104, 6360270, 6565440, 6784288, 7268880, 7632324, 7878528, 8480360, 8722656, 9540405, 9691840, 9848160, 10176432, 10903320, 11630208, 12720540, 13130880, 13568576, 14537760, 15264648, 16960720, 17445312, 19080810, 19383680, 19696320, 20352864, 21806640, 25441080, 27137152, 29075520, 30529296, 33921440, 34890624, 38161620, 39392640, 40705728, 43613280, 50882160, 58151040, 61058592, 67842880, 76323240, 81411456, 87226560, 101764320, 122117184, 135685760, 152646480, 174453120, 203528640, 244234368, 305292960, 407057280, 610585920, 1221171840]

約数ペア:

[(1, 1221171840), (2, 610585920), (3, 407057280), (4, 305292960), (5, 244234368), (6, 203528640), (7, 174453120), (8, 152646480), (9, 135685760), (10, 122117184), (12, 101764320), (14, 87226560), (15, 81411456), (16, 76323240), (18, 67842880), (20, 61058592), (21, 58151040), (24, 50882160), (28, 43613280), (30, 40705728), (31, 39392640), (32, 38161620), (35, 34890624), (36, 33921440), (40, 30529296), (42, 29075520), (45, 27137152), (48, 25441080), (56, 21806640), (60, 20352864), (62, 19696320), (63, 19383680), (64, 19080810), (70, 17445312), (72, 16960720), (80, 15264648), (84, 14537760), (90, 13568576), (93, 13130880), (96, 12720540), (105, 11630208), (112, 10903320), (120, 10176432), (124, 9848160), (126, 9691840), (128, 9540405), (140, 8722656), (144, 8480360), (155, 7878528), (160, 7632324), (168, 7268880), (180, 6784288), (186, 6565440), (192, 6360270), (210, 5815104), (217, 5627520), (224, 5451660), (240, 5088216), (248, 4924080), (252, 4845920), (279, 4376960), (280, 4361328), (288, 4240180), (310, 3939264), (315, 3876736), (320, 3816162), (336, 3634440), (360, 3392144), (372, 3282720), (384, 3180135), (420, 2907552), (434, 2813760), (448, 2725830), (465, 2626176), (480, 2544108), (496, 2462040), (504, 2422960), (558, 2188480), (560, 2180664), (576, 2120090), (620, 1969632), (630, 1938368), (640, 1908081), (651, 1875840), (672, 1817220), (720, 1696072), (744, 1641360), (840, 1453776), (868, 1406880), (896, 1362915), (930, 1313088), (960, 1272054), (977, 1249920), (992, 1231020), (1008, 1211480), (1085, 1125504), (1116, 1094240), (1120, 1090332), (1152, 1060045), (1240, 984816), (1260, 969184), (1302, 937920), (1344, 908610), (1395, 875392), (1440, 848036), (1488, 820680), (1680, 726888), (1736, 703440), (1860, 656544), (1920, 636027), (1953, 625280), (1954, 624960), (1984, 615510), (2016, 605740), (2170, 562752), (2232, 547120), (2240, 545166), (2480, 492408), (2520, 484592), (2604, 468960), (2688, 454305), (2790, 437696), (2880, 424018), (2931, 416640), (2976, 410340), (3255, 375168), (3360, 363444), (3472, 351720), (3720, 328272), (3906, 312640), (3908, 312480), (3968, 307755), (4032, 302870), (4340, 281376), (4464, 273560), (4480, 272583), (4885, 249984), (4960, 246204), (5040, 242296), (5208, 234480), (5580, 218848), (5760, 212009), (5862, 208320), (5952, 205170), (6510, 187584), (6720, 181722), (6839, 178560), (6944, 175860), (7440, 164136), (7812, 156320), (7816, 156240), (8064, 151435), (8680, 140688), (8793, 138880), (8928, 136780), (9765, 125056), (9770, 124992), (9920, 123102), (10080, 121148), (10416, 117240), (11160, 109424), (11724, 104160), (11904, 102585), (13020, 93792), (13440, 90861), (13678, 89280), (13888, 87930), (14655, 83328), (14880, 82068), (15624, 78160), (15632, 78120), (17360, 70344), (17586, 69440), (17856, 68390), (19530, 62528), (19540, 62496), (19840, 61551), (20160, 60574), (20517, 59520), (20832, 58620), (22320, 54712), (23448, 52080), (26040, 46896), (27356, 44640), (27776, 43965), (29310, 41664), (29760, 41034), (30287, 40320), (31248, 39080), (31264, 39060), (34195, 35712), (34720, 35172)]