178142440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{937}}^1$

素因数の和:1059

約数の個数: 96

約数和(自身を含む): 471570120

約数和(自身を除く): 293427680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 97, 98, 140, 194, 196, 245, 280, 388, 392, 485, 490, 679, 776, 937, 970, 980, 1358, 1874, 1940, 1960, 2716, 3395, 3748, 3880, 4685, 4753, 5432, 6559, 6790, 7496, 9370, 9506, 13118, 13580, 18740, 19012, 23765, 26236, 27160, 32795, 37480, 38024, 45913, 47530, 52472, 65590, 90889, 91826, 95060, 131180, 181778, 183652, 190120, 229565, 262360, 363556, 367304, 454445, 459130, 636223, 727112, 908890, 918260, 1272446, 1817780, 1836520, 2544892, 3181115, 3635560, 4453561, 5089784, 6362230, 8907122, 12724460, 17814244, 22267805, 25448920, 35628488, 44535610, 89071220, 178142440]

約数ペア:

[(1, 178142440), (2, 89071220), (4, 44535610), (5, 35628488), (7, 25448920), (8, 22267805), (10, 17814244), (14, 12724460), (20, 8907122), (28, 6362230), (35, 5089784), (40, 4453561), (49, 3635560), (56, 3181115), (70, 2544892), (97, 1836520), (98, 1817780), (140, 1272446), (194, 918260), (196, 908890), (245, 727112), (280, 636223), (388, 459130), (392, 454445), (485, 367304), (490, 363556), (679, 262360), (776, 229565), (937, 190120), (970, 183652), (980, 181778), (1358, 131180), (1874, 95060), (1940, 91826), (1960, 90889), (2716, 65590), (3395, 52472), (3748, 47530), (3880, 45913), (4685, 38024), (4753, 37480), (5432, 32795), (6559, 27160), (6790, 26236), (7496, 23765), (9370, 19012), (9506, 18740), (13118, 13580)]