1664939520

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{569}}^1$

素因数の和:725

約数の個数: 240

約数和(自身を含む): 5821770240

約数和(自身を除く): 4156830720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 128, 144, 160, 180, 192, 240, 254, 256, 288, 320, 360, 381, 384, 480, 508, 512, 569, 576, 635, 640, 720, 762, 768, 960, 1016, 1138, 1143, 1152, 1270, 1280, 1440, 1524, 1536, 1707, 1905, 1920, 2032, 2276, 2286, 2304, 2540, 2560, 2845, 2880, 3048, 3414, 3810, 3840, 4064, 4552, 4572, 4608, 5080, 5121, 5690, 5715, 5760, 6096, 6828, 7620, 7680, 8128, 8535, 9104, 9144, 10160, 10242, 11380, 11430, 11520, 12192, 13656, 15240, 16256, 17070, 18208, 18288, 20320, 20484, 22760, 22860, 23040, 24384, 25605, 27312, 30480, 32512, 34140, 36416, 36576, 40640, 40968, 45520, 45720, 48768, 51210, 54624, 60960, 65024, 68280, 72263, 72832, 73152, 81280, 81936, 91040, 91440, 97536, 102420, 109248, 121920, 136560, 144526, 145664, 146304, 162560, 163872, 182080, 182880, 195072, 204840, 216789, 218496, 243840, 273120, 289052, 291328, 292608, 325120, 327744, 361315, 364160, 365760, 409680, 433578, 436992, 487680, 546240, 578104, 585216, 650367, 655488, 722630, 728320, 731520, 819360, 867156, 873984, 975360, 1083945, 1092480, 1156208, 1300734, 1310976, 1445260, 1456640, 1463040, 1638720, 1734312, 2167890, 2184960, 2312416, 2601468, 2621952, 2890520, 2926080, 3251835, 3277440, 3468624, 4335780, 4369920, 4624832, 5202936, 5781040, 6503670, 6554880, 6937248, 8671560, 9249664, 10405872, 11562080, 13007340, 13109760, 13874496, 17343120, 18499328, 20811744, 23124160, 26014680, 27748992, 34686240, 36998656, 41623488, 46248320, 52029360, 55497984, 69372480, 83246976, 92496640, 104058720, 110995968, 138744960, 166493952, 184993280, 208117440, 277489920, 332987904, 416234880, 554979840, 832469760, 1664939520]

約数ペア:

[(1, 1664939520), (2, 832469760), (3, 554979840), (4, 416234880), (5, 332987904), (6, 277489920), (8, 208117440), (9, 184993280), (10, 166493952), (12, 138744960), (15, 110995968), (16, 104058720), (18, 92496640), (20, 83246976), (24, 69372480), (30, 55497984), (32, 52029360), (36, 46248320), (40, 41623488), (45, 36998656), (48, 34686240), (60, 27748992), (64, 26014680), (72, 23124160), (80, 20811744), (90, 18499328), (96, 17343120), (120, 13874496), (127, 13109760), (128, 13007340), (144, 11562080), (160, 10405872), (180, 9249664), (192, 8671560), (240, 6937248), (254, 6554880), (256, 6503670), (288, 5781040), (320, 5202936), (360, 4624832), (381, 4369920), (384, 4335780), (480, 3468624), (508, 3277440), (512, 3251835), (569, 2926080), (576, 2890520), (635, 2621952), (640, 2601468), (720, 2312416), (762, 2184960), (768, 2167890), (960, 1734312), (1016, 1638720), (1138, 1463040), (1143, 1456640), (1152, 1445260), (1270, 1310976), (1280, 1300734), (1440, 1156208), (1524, 1092480), (1536, 1083945), (1707, 975360), (1905, 873984), (1920, 867156), (2032, 819360), (2276, 731520), (2286, 728320), (2304, 722630), (2540, 655488), (2560, 650367), (2845, 585216), (2880, 578104), (3048, 546240), (3414, 487680), (3810, 436992), (3840, 433578), (4064, 409680), (4552, 365760), (4572, 364160), (4608, 361315), (5080, 327744), (5121, 325120), (5690, 292608), (5715, 291328), (5760, 289052), (6096, 273120), (6828, 243840), (7620, 218496), (7680, 216789), (8128, 204840), (8535, 195072), (9104, 182880), (9144, 182080), (10160, 163872), (10242, 162560), (11380, 146304), (11430, 145664), (11520, 144526), (12192, 136560), (13656, 121920), (15240, 109248), (16256, 102420), (17070, 97536), (18208, 91440), (18288, 91040), (20320, 81936), (20484, 81280), (22760, 73152), (22860, 72832), (23040, 72263), (24384, 68280), (25605, 65024), (27312, 60960), (30480, 54624), (32512, 51210), (34140, 48768), (36416, 45720), (36576, 45520), (40640, 40968)]