131303970

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{69473}}^1$

素因数の和:69496

約数の個数: 64

約数和(自身を含む): 400170240

約数和(自身を除く): 268866270

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 69473, 138946, 208419, 347365, 416838, 486311, 625257, 694730, 972622, 1042095, 1250514, 1458933, 1875771, 2084190, 2431555, 2917866, 3126285, 3751542, 4376799, 4863110, 6252570, 7294665, 8753598, 9378855, 13130397, 14589330, 18757710, 21883995, 26260794, 43767990, 65651985, 131303970]

約数ペア:

[(1, 131303970), (2, 65651985), (3, 43767990), (5, 26260794), (6, 21883995), (7, 18757710), (9, 14589330), (10, 13130397), (14, 9378855), (15, 8753598), (18, 7294665), (21, 6252570), (27, 4863110), (30, 4376799), (35, 3751542), (42, 3126285), (45, 2917866), (54, 2431555), (63, 2084190), (70, 1875771), (90, 1458933), (105, 1250514), (126, 1042095), (135, 972622), (189, 694730), (210, 625257), (270, 486311), (315, 416838), (378, 347365), (630, 208419), (945, 138946), (1890, 69473)]