78579480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{673}}^1$

素因数の和:833

約数の個数: 128

約数和(自身を含む): 271756800

約数和(自身を除く): 193177320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 139, 140, 168, 210, 278, 280, 417, 420, 556, 673, 695, 834, 840, 973, 1112, 1346, 1390, 1668, 1946, 2019, 2085, 2692, 2780, 2919, 3336, 3365, 3892, 4038, 4170, 4711, 4865, 5384, 5560, 5838, 6730, 7784, 8076, 8340, 9422, 9730, 10095, 11676, 13460, 14133, 14595, 16152, 16680, 18844, 19460, 20190, 23352, 23555, 26920, 28266, 29190, 37688, 38920, 40380, 47110, 56532, 58380, 70665, 80760, 93547, 94220, 113064, 116760, 141330, 187094, 188440, 280641, 282660, 374188, 467735, 561282, 565320, 654829, 748376, 935470, 1122564, 1309658, 1403205, 1870940, 1964487, 2245128, 2619316, 2806410, 3274145, 3741880, 3928974, 5238632, 5612820, 6548290, 7857948, 9822435, 11225640, 13096580, 15715896, 19644870, 26193160, 39289740, 78579480]

約数ペア:

[(1, 78579480), (2, 39289740), (3, 26193160), (4, 19644870), (5, 15715896), (6, 13096580), (7, 11225640), (8, 9822435), (10, 7857948), (12, 6548290), (14, 5612820), (15, 5238632), (20, 3928974), (21, 3741880), (24, 3274145), (28, 2806410), (30, 2619316), (35, 2245128), (40, 1964487), (42, 1870940), (56, 1403205), (60, 1309658), (70, 1122564), (84, 935470), (105, 748376), (120, 654829), (139, 565320), (140, 561282), (168, 467735), (210, 374188), (278, 282660), (280, 280641), (417, 188440), (420, 187094), (556, 141330), (673, 116760), (695, 113064), (834, 94220), (840, 93547), (973, 80760), (1112, 70665), (1346, 58380), (1390, 56532), (1668, 47110), (1946, 40380), (2019, 38920), (2085, 37688), (2692, 29190), (2780, 28266), (2919, 26920), (3336, 23555), (3365, 23352), (3892, 20190), (4038, 19460), (4170, 18844), (4711, 16680), (4865, 16152), (5384, 14595), (5560, 14133), (5838, 13460), (6730, 11676), (7784, 10095), (8076, 9730), (8340, 9422)]