251244560

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{599}}^1$

素因数の和:733

約数の個数: 120

約数和(自身を含む): 687009600

約数和(自身を除く): 435765040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 107, 112, 140, 196, 214, 245, 280, 392, 428, 490, 535, 560, 599, 749, 784, 856, 980, 1070, 1198, 1498, 1712, 1960, 2140, 2396, 2995, 2996, 3745, 3920, 4193, 4280, 4792, 5243, 5990, 5992, 7490, 8386, 8560, 9584, 10486, 11980, 11984, 14980, 16772, 20965, 20972, 23960, 26215, 29351, 29960, 33544, 41930, 41944, 47920, 52430, 58702, 59920, 64093, 67088, 83860, 83888, 104860, 117404, 128186, 146755, 167720, 209720, 234808, 256372, 293510, 320465, 335440, 419440, 448651, 469616, 512744, 587020, 640930, 897302, 1025488, 1174040, 1281860, 1794604, 2243255, 2348080, 2563720, 3140557, 3589208, 4486510, 5127440, 6281114, 7178416, 8973020, 12562228, 15702785, 17946040, 25124456, 31405570, 35892080, 50248912, 62811140, 125622280, 251244560]

約数ペア:

[(1, 251244560), (2, 125622280), (4, 62811140), (5, 50248912), (7, 35892080), (8, 31405570), (10, 25124456), (14, 17946040), (16, 15702785), (20, 12562228), (28, 8973020), (35, 7178416), (40, 6281114), (49, 5127440), (56, 4486510), (70, 3589208), (80, 3140557), (98, 2563720), (107, 2348080), (112, 2243255), (140, 1794604), (196, 1281860), (214, 1174040), (245, 1025488), (280, 897302), (392, 640930), (428, 587020), (490, 512744), (535, 469616), (560, 448651), (599, 419440), (749, 335440), (784, 320465), (856, 293510), (980, 256372), (1070, 234808), (1198, 209720), (1498, 167720), (1712, 146755), (1960, 128186), (2140, 117404), (2396, 104860), (2995, 83888), (2996, 83860), (3745, 67088), (3920, 64093), (4193, 59920), (4280, 58702), (4792, 52430), (5243, 47920), (5990, 41944), (5992, 41930), (7490, 33544), (8386, 29960), (8560, 29351), (9584, 26215), (10486, 23960), (11980, 20972), (11984, 20965), (14980, 16772)]