316687072

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1889}}^1$

素因数の和:1956

約数の個数: 72

約数和(自身を含む): 697273920

約数和(自身を除く): 380586848

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 169, 208, 248, 338, 403, 416, 496, 676, 806, 992, 1352, 1612, 1889, 2704, 3224, 3778, 5239, 5408, 6448, 7556, 10478, 12896, 15112, 20956, 24557, 30224, 41912, 49114, 58559, 60448, 83824, 98228, 117118, 167648, 196456, 234236, 319241, 392912, 468472, 638482, 761267, 785824, 936944, 1276964, 1522534, 1873888, 2553928, 3045068, 5107856, 6090136, 9896471, 10215712, 12180272, 19792942, 24360544, 39585884, 79171768, 158343536, 316687072]

約数ペア:

[(1, 316687072), (2, 158343536), (4, 79171768), (8, 39585884), (13, 24360544), (16, 19792942), (26, 12180272), (31, 10215712), (32, 9896471), (52, 6090136), (62, 5107856), (104, 3045068), (124, 2553928), (169, 1873888), (208, 1522534), (248, 1276964), (338, 936944), (403, 785824), (416, 761267), (496, 638482), (676, 468472), (806, 392912), (992, 319241), (1352, 234236), (1612, 196456), (1889, 167648), (2704, 117118), (3224, 98228), (3778, 83824), (5239, 60448), (5408, 58559), (6448, 49114), (7556, 41912), (10478, 30224), (12896, 24557), (15112, 20956)]