2643157728

素因数分解:

$2^5\times 3^2\times {\mathrm{443}}^1\times {\mathrm{20717}}^1$

素因数の和:21176

約数の個数: 72

約数和(自身を含む): 7533810648

約数和(自身を除く): 4890652920

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 443, 886, 1329, 1772, 2658, 3544, 3987, 5316, 7088, 7974, 10632, 14176, 15948, 20717, 21264, 31896, 41434, 42528, 62151, 63792, 82868, 124302, 127584, 165736, 186453, 248604, 331472, 372906, 497208, 662944, 745812, 994416, 1491624, 1988832, 2983248, 5966496, 9177631, 18355262, 27532893, 36710524, 55065786, 73421048, 82598679, 110131572, 146842096, 165197358, 220263144, 293684192, 330394716, 440526288, 660789432, 881052576, 1321578864, 2643157728]

約数ペア:

[(1, 2643157728), (2, 1321578864), (3, 881052576), (4, 660789432), (6, 440526288), (8, 330394716), (9, 293684192), (12, 220263144), (16, 165197358), (18, 146842096), (24, 110131572), (32, 82598679), (36, 73421048), (48, 55065786), (72, 36710524), (96, 27532893), (144, 18355262), (288, 9177631), (443, 5966496), (886, 2983248), (1329, 1988832), (1772, 1491624), (2658, 994416), (3544, 745812), (3987, 662944), (5316, 497208), (7088, 372906), (7974, 331472), (10632, 248604), (14176, 186453), (15948, 165736), (20717, 127584), (21264, 124302), (31896, 82868), (41434, 63792), (42528, 62151)]