31481568

素因数分解:

$2^5\times 3^3\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:541

約数の個数: 96

約数和(自身を含む): 93139200

約数和(自身を除く): 61657632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 83, 96, 108, 144, 166, 216, 249, 288, 332, 432, 439, 498, 664, 747, 864, 878, 996, 1317, 1328, 1494, 1756, 1992, 2241, 2634, 2656, 2988, 3512, 3951, 3984, 4482, 5268, 5976, 7024, 7902, 7968, 8964, 10536, 11853, 11952, 14048, 15804, 17928, 21072, 23706, 23904, 31608, 35856, 36437, 42144, 47412, 63216, 71712, 72874, 94824, 109311, 126432, 145748, 189648, 218622, 291496, 327933, 379296, 437244, 582992, 655866, 874488, 983799, 1165984, 1311732, 1748976, 1967598, 2623464, 3497952, 3935196, 5246928, 7870392, 10493856, 15740784, 31481568]

約数ペア:

[(1, 31481568), (2, 15740784), (3, 10493856), (4, 7870392), (6, 5246928), (8, 3935196), (9, 3497952), (12, 2623464), (16, 1967598), (18, 1748976), (24, 1311732), (27, 1165984), (32, 983799), (36, 874488), (48, 655866), (54, 582992), (72, 437244), (83, 379296), (96, 327933), (108, 291496), (144, 218622), (166, 189648), (216, 145748), (249, 126432), (288, 109311), (332, 94824), (432, 72874), (439, 71712), (498, 63216), (664, 47412), (747, 42144), (864, 36437), (878, 35856), (996, 31608), (1317, 23904), (1328, 23706), (1494, 21072), (1756, 17928), (1992, 15804), (2241, 14048), (2634, 11952), (2656, 11853), (2988, 10536), (3512, 8964), (3951, 7968), (3984, 7902), (4482, 7024), (5268, 5976)]