2017991040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80849}}^1$

素因数の和:80884

約数の個数: 128

約数和(自身を含む): 6927228000

約数和(自身を除く): 4909236960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 80849, 161698, 242547, 323396, 404245, 485094, 646792, 808490, 970188, 1051037, 1212735, 1293584, 1616980, 1940376, 2102074, 2425470, 2587168, 3153111, 3233960, 3880752, 4204148, 4850940, 5174336, 5255185, 6306222, 6467920, 7761504, 8408296, 9701880, 10348672, 10510370, 12612444, 12935840, 15523008, 15765555, 16816592, 19403760, 21020740, 25224888, 25871680, 31046016, 31531110, 33633184, 38807520, 42041480, 50449776, 51743360, 63062220, 67266368, 77615040, 84082960, 100899552, 126124440, 134532736, 155230080, 168165920, 201799104, 252248880, 336331840, 403598208, 504497760, 672663680, 1008995520, 2017991040]

約数ペア:

[(1, 2017991040), (2, 1008995520), (3, 672663680), (4, 504497760), (5, 403598208), (6, 336331840), (8, 252248880), (10, 201799104), (12, 168165920), (13, 155230080), (15, 134532736), (16, 126124440), (20, 100899552), (24, 84082960), (26, 77615040), (30, 67266368), (32, 63062220), (39, 51743360), (40, 50449776), (48, 42041480), (52, 38807520), (60, 33633184), (64, 31531110), (65, 31046016), (78, 25871680), (80, 25224888), (96, 21020740), (104, 19403760), (120, 16816592), (128, 15765555), (130, 15523008), (156, 12935840), (160, 12612444), (192, 10510370), (195, 10348672), (208, 9701880), (240, 8408296), (260, 7761504), (312, 6467920), (320, 6306222), (384, 5255185), (390, 5174336), (416, 4850940), (480, 4204148), (520, 3880752), (624, 3233960), (640, 3153111), (780, 2587168), (832, 2425470), (960, 2102074), (1040, 1940376), (1248, 1616980), (1560, 1293584), (1664, 1212735), (1920, 1051037), (2080, 970188), (2496, 808490), (3120, 646792), (4160, 485094), (4992, 404245), (6240, 323396), (8320, 242547), (12480, 161698), (24960, 80849)]