1878487680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:499

約数の個数: 256

約数和(自身を含む): 6244064640

約数和(自身を除く): 4365576960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 61, 64, 80, 86, 96, 120, 122, 128, 129, 160, 172, 183, 192, 215, 240, 244, 258, 305, 320, 344, 366, 373, 384, 430, 480, 488, 516, 610, 640, 645, 688, 732, 746, 860, 915, 960, 976, 1032, 1119, 1220, 1290, 1376, 1464, 1492, 1720, 1830, 1865, 1920, 1952, 2064, 2238, 2440, 2580, 2623, 2752, 2928, 2984, 3440, 3660, 3730, 3904, 4128, 4476, 4880, 5160, 5246, 5504, 5595, 5856, 5968, 6880, 7320, 7460, 7808, 7869, 8256, 8952, 9760, 10320, 10492, 11190, 11712, 11936, 13115, 13760, 14640, 14920, 15738, 16039, 16512, 17904, 19520, 20640, 20984, 22380, 22753, 23424, 23872, 26230, 27520, 29280, 29840, 31476, 32078, 35808, 39040, 39345, 41280, 41968, 44760, 45506, 47744, 48117, 52460, 58560, 59680, 62952, 64156, 68259, 71616, 78690, 80195, 82560, 83936, 89520, 91012, 96234, 104920, 113765, 117120, 119360, 125904, 128312, 136518, 143232, 157380, 160390, 167872, 179040, 182024, 192468, 209840, 227530, 238720, 240585, 251808, 256624, 273036, 314760, 320780, 335744, 341295, 358080, 364048, 384936, 419680, 455060, 481170, 503616, 513248, 546072, 629520, 641560, 682590, 716160, 728096, 769872, 839360, 910120, 962340, 978379, 1007232, 1026496, 1092144, 1259040, 1283120, 1365180, 1456192, 1539744, 1678720, 1820240, 1924680, 1956758, 2052992, 2184288, 2518080, 2566240, 2730360, 2912384, 2935137, 3079488, 3640480, 3849360, 3913516, 4368576, 4891895, 5036160, 5132480, 5460720, 5870274, 6158976, 7280960, 7698720, 7827032, 8737152, 9783790, 10264960, 10921440, 11740548, 14561920, 14675685, 15397440, 15654064, 19567580, 21842880, 23481096, 29351370, 30794880, 31308128, 39135160, 43685760, 46962192, 58702740, 62616256, 78270320, 93924384, 117405480, 125232512, 156540640, 187848768, 234810960, 313081280, 375697536, 469621920, 626162560, 939243840, 1878487680]

約数ペア:

[(1, 1878487680), (2, 939243840), (3, 626162560), (4, 469621920), (5, 375697536), (6, 313081280), (8, 234810960), (10, 187848768), (12, 156540640), (15, 125232512), (16, 117405480), (20, 93924384), (24, 78270320), (30, 62616256), (32, 58702740), (40, 46962192), (43, 43685760), (48, 39135160), (60, 31308128), (61, 30794880), (64, 29351370), (80, 23481096), (86, 21842880), (96, 19567580), (120, 15654064), (122, 15397440), (128, 14675685), (129, 14561920), (160, 11740548), (172, 10921440), (183, 10264960), (192, 9783790), (215, 8737152), (240, 7827032), (244, 7698720), (258, 7280960), (305, 6158976), (320, 5870274), (344, 5460720), (366, 5132480), (373, 5036160), (384, 4891895), (430, 4368576), (480, 3913516), (488, 3849360), (516, 3640480), (610, 3079488), (640, 2935137), (645, 2912384), (688, 2730360), (732, 2566240), (746, 2518080), (860, 2184288), (915, 2052992), (960, 1956758), (976, 1924680), (1032, 1820240), (1119, 1678720), (1220, 1539744), (1290, 1456192), (1376, 1365180), (1464, 1283120), (1492, 1259040), (1720, 1092144), (1830, 1026496), (1865, 1007232), (1920, 978379), (1952, 962340), (2064, 910120), (2238, 839360), (2440, 769872), (2580, 728096), (2623, 716160), (2752, 682590), (2928, 641560), (2984, 629520), (3440, 546072), (3660, 513248), (3730, 503616), (3904, 481170), (4128, 455060), (4476, 419680), (4880, 384936), (5160, 364048), (5246, 358080), (5504, 341295), (5595, 335744), (5856, 320780), (5968, 314760), (6880, 273036), (7320, 256624), (7460, 251808), (7808, 240585), (7869, 238720), (8256, 227530), (8952, 209840), (9760, 192468), (10320, 182024), (10492, 179040), (11190, 167872), (11712, 160390), (11936, 157380), (13115, 143232), (13760, 136518), (14640, 128312), (14920, 125904), (15738, 119360), (16039, 117120), (16512, 113765), (17904, 104920), (19520, 96234), (20640, 91012), (20984, 89520), (22380, 83936), (22753, 82560), (23424, 80195), (23872, 78690), (26230, 71616), (27520, 68259), (29280, 64156), (29840, 62952), (31476, 59680), (32078, 58560), (35808, 52460), (39040, 48117), (39345, 47744), (41280, 45506), (41968, 44760)]