205767180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{39419}}^1$

素因数の和:39463

約数の個数: 72

約数和(自身を含む): 645699600

約数和(自身を除く): 439932420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 39419, 78838, 118257, 157676, 197095, 236514, 354771, 394190, 473028, 591285, 709542, 788380, 1143151, 1182570, 1419084, 1773855, 2286302, 2365140, 3429453, 3547710, 4572604, 5715755, 6858906, 7095420, 10288359, 11431510, 13717812, 17147265, 20576718, 22863020, 34294530, 41153436, 51441795, 68589060, 102883590, 205767180]

約数ペア:

[(1, 205767180), (2, 102883590), (3, 68589060), (4, 51441795), (5, 41153436), (6, 34294530), (9, 22863020), (10, 20576718), (12, 17147265), (15, 13717812), (18, 11431510), (20, 10288359), (29, 7095420), (30, 6858906), (36, 5715755), (45, 4572604), (58, 3547710), (60, 3429453), (87, 2365140), (90, 2286302), (116, 1773855), (145, 1419084), (174, 1182570), (180, 1143151), (261, 788380), (290, 709542), (348, 591285), (435, 473028), (522, 394190), (580, 354771), (870, 236514), (1044, 197095), (1305, 157676), (1740, 118257), (2610, 78838), (5220, 39419)]