71893728

素因数分解:

$2^5\times 3^2\times {\mathrm{107}}^1\times {\mathrm{2333}}^1$

素因数の和:2456

約数の個数: 72

約数和(自身を含む): 206446968

約数和(自身を除く): 134553240

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 107, 144, 214, 288, 321, 428, 642, 856, 963, 1284, 1712, 1926, 2333, 2568, 3424, 3852, 4666, 5136, 6999, 7704, 9332, 10272, 13998, 15408, 18664, 20997, 27996, 30816, 37328, 41994, 55992, 74656, 83988, 111984, 167976, 223968, 249631, 335952, 499262, 671904, 748893, 998524, 1497786, 1997048, 2246679, 2995572, 3994096, 4493358, 5991144, 7988192, 8986716, 11982288, 17973432, 23964576, 35946864, 71893728]

約数ペア:

[(1, 71893728), (2, 35946864), (3, 23964576), (4, 17973432), (6, 11982288), (8, 8986716), (9, 7988192), (12, 5991144), (16, 4493358), (18, 3994096), (24, 2995572), (32, 2246679), (36, 1997048), (48, 1497786), (72, 998524), (96, 748893), (107, 671904), (144, 499262), (214, 335952), (288, 249631), (321, 223968), (428, 167976), (642, 111984), (856, 83988), (963, 74656), (1284, 55992), (1712, 41994), (1926, 37328), (2333, 30816), (2568, 27996), (3424, 20997), (3852, 18664), (4666, 15408), (5136, 13998), (6999, 10272), (7704, 9332)]