2640374800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1259}}^1$

素因数の和:1398

約数の個数: 180

約数和(自身を含む): 7454054160

約数和(自身を除く): 4813679360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 107, 112, 140, 175, 196, 200, 214, 245, 280, 350, 392, 400, 428, 490, 535, 560, 700, 749, 784, 856, 980, 1070, 1225, 1259, 1400, 1498, 1712, 1960, 2140, 2450, 2518, 2675, 2800, 2996, 3745, 3920, 4280, 4900, 5036, 5243, 5350, 5992, 6295, 7490, 8560, 8813, 9800, 10072, 10486, 10700, 11984, 12590, 14980, 17626, 18725, 19600, 20144, 20972, 21400, 25180, 26215, 29960, 31475, 35252, 37450, 41944, 42800, 44065, 50360, 52430, 59920, 61691, 62950, 70504, 74900, 83888, 88130, 100720, 104860, 123382, 125900, 131075, 134713, 141008, 149800, 176260, 209720, 220325, 246764, 251800, 262150, 269426, 299600, 308455, 352520, 419440, 440650, 493528, 503600, 524300, 538852, 616910, 673565, 705040, 881300, 942991, 987056, 1048600, 1077704, 1233820, 1347130, 1542275, 1762600, 1885982, 2097200, 2155408, 2467640, 2694260, 3084550, 3367825, 3525200, 3771964, 4714955, 4935280, 5388520, 6169100, 6600937, 6735650, 7543928, 9429910, 10777040, 12338200, 13201874, 13471300, 15087856, 18859820, 23574775, 24676400, 26403748, 26942600, 33004685, 37719640, 47149550, 52807496, 53885200, 66009370, 75439280, 94299100, 105614992, 132018740, 165023425, 188598200, 264037480, 330046850, 377196400, 528074960, 660093700, 1320187400, 2640374800]

約数ペア:

[(1, 2640374800), (2, 1320187400), (4, 660093700), (5, 528074960), (7, 377196400), (8, 330046850), (10, 264037480), (14, 188598200), (16, 165023425), (20, 132018740), (25, 105614992), (28, 94299100), (35, 75439280), (40, 66009370), (49, 53885200), (50, 52807496), (56, 47149550), (70, 37719640), (80, 33004685), (98, 26942600), (100, 26403748), (107, 24676400), (112, 23574775), (140, 18859820), (175, 15087856), (196, 13471300), (200, 13201874), (214, 12338200), (245, 10777040), (280, 9429910), (350, 7543928), (392, 6735650), (400, 6600937), (428, 6169100), (490, 5388520), (535, 4935280), (560, 4714955), (700, 3771964), (749, 3525200), (784, 3367825), (856, 3084550), (980, 2694260), (1070, 2467640), (1225, 2155408), (1259, 2097200), (1400, 1885982), (1498, 1762600), (1712, 1542275), (1960, 1347130), (2140, 1233820), (2450, 1077704), (2518, 1048600), (2675, 987056), (2800, 942991), (2996, 881300), (3745, 705040), (3920, 673565), (4280, 616910), (4900, 538852), (5036, 524300), (5243, 503600), (5350, 493528), (5992, 440650), (6295, 419440), (7490, 352520), (8560, 308455), (8813, 299600), (9800, 269426), (10072, 262150), (10486, 251800), (10700, 246764), (11984, 220325), (12590, 209720), (14980, 176260), (17626, 149800), (18725, 141008), (19600, 134713), (20144, 131075), (20972, 125900), (21400, 123382), (25180, 104860), (26215, 100720), (29960, 88130), (31475, 83888), (35252, 74900), (37450, 70504), (41944, 62950), (42800, 61691), (44065, 59920), (50360, 52430)]