13071720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1123}}^1$

素因数の和:1234

約数の個数: 64

約数和(自身を含む): 39654720

約数和(自身を除く): 26583000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1123, 1164, 1455, 1940, 2246, 2328, 2910, 3369, 3880, 4492, 5615, 5820, 6738, 8984, 11230, 11640, 13476, 16845, 22460, 26952, 33690, 44920, 67380, 108931, 134760, 217862, 326793, 435724, 544655, 653586, 871448, 1089310, 1307172, 1633965, 2178620, 2614344, 3267930, 4357240, 6535860, 13071720]

約数ペア:

[(1, 13071720), (2, 6535860), (3, 4357240), (4, 3267930), (5, 2614344), (6, 2178620), (8, 1633965), (10, 1307172), (12, 1089310), (15, 871448), (20, 653586), (24, 544655), (30, 435724), (40, 326793), (60, 217862), (97, 134760), (120, 108931), (194, 67380), (291, 44920), (388, 33690), (485, 26952), (582, 22460), (776, 16845), (970, 13476), (1123, 11640), (1164, 11230), (1455, 8984), (1940, 6738), (2246, 5820), (2328, 5615), (2910, 4492), (3369, 3880)]