904322440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{1051}}^1$

素因数の和:1515

約数の個数: 96

約数和(自身を含む): 2374574400

約数和(自身を除く): 1470251960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 439, 490, 878, 980, 1051, 1756, 1960, 2102, 2195, 3073, 3512, 4204, 4390, 5255, 6146, 7357, 8408, 8780, 10510, 12292, 14714, 15365, 17560, 21020, 21511, 24584, 29428, 30730, 36785, 42040, 43022, 51499, 58856, 61460, 73570, 86044, 102998, 107555, 122920, 147140, 172088, 205996, 215110, 257495, 294280, 411992, 430220, 461389, 514990, 860440, 922778, 1029980, 1845556, 2059960, 2306945, 3229723, 3691112, 4613890, 6459446, 9227780, 12918892, 16148615, 18455560, 22608061, 25837784, 32297230, 45216122, 64594460, 90432244, 113040305, 129188920, 180864488, 226080610, 452161220, 904322440]

約数ペア:

[(1, 904322440), (2, 452161220), (4, 226080610), (5, 180864488), (7, 129188920), (8, 113040305), (10, 90432244), (14, 64594460), (20, 45216122), (28, 32297230), (35, 25837784), (40, 22608061), (49, 18455560), (56, 16148615), (70, 12918892), (98, 9227780), (140, 6459446), (196, 4613890), (245, 3691112), (280, 3229723), (392, 2306945), (439, 2059960), (490, 1845556), (878, 1029980), (980, 922778), (1051, 860440), (1756, 514990), (1960, 461389), (2102, 430220), (2195, 411992), (3073, 294280), (3512, 257495), (4204, 215110), (4390, 205996), (5255, 172088), (6146, 147140), (7357, 122920), (8408, 107555), (8780, 102998), (10510, 86044), (12292, 73570), (14714, 61460), (15365, 58856), (17560, 51499), (21020, 43022), (21511, 42040), (24584, 36785), (29428, 30730)]