31372128

素因数分解:

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

素因数の和:1236

約数の個数: 72

約数和(自身を含む): 90214488

約数和(自身を除く): 58842360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 97, 144, 194, 288, 291, 388, 582, 776, 873, 1123, 1164, 1552, 1746, 2246, 2328, 3104, 3369, 3492, 4492, 4656, 6738, 6984, 8984, 9312, 10107, 13476, 13968, 17968, 20214, 26952, 27936, 35936, 40428, 53904, 80856, 107808, 108931, 161712, 217862, 323424, 326793, 435724, 653586, 871448, 980379, 1307172, 1742896, 1960758, 2614344, 3485792, 3921516, 5228688, 7843032, 10457376, 15686064, 31372128]

約数ペア:

[(1, 31372128), (2, 15686064), (3, 10457376), (4, 7843032), (6, 5228688), (8, 3921516), (9, 3485792), (12, 2614344), (16, 1960758), (18, 1742896), (24, 1307172), (32, 980379), (36, 871448), (48, 653586), (72, 435724), (96, 326793), (97, 323424), (144, 217862), (194, 161712), (288, 108931), (291, 107808), (388, 80856), (582, 53904), (776, 40428), (873, 35936), (1123, 27936), (1164, 26952), (1552, 20214), (1746, 17968), (2246, 13968), (2328, 13476), (3104, 10107), (3369, 9312), (3492, 8984), (4492, 6984), (4656, 6738)]