73974880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{257}}^2$

素因数の和:536

約数の個数: 72

約数和(自身を含む): 200512368

約数和(自身を除く): 126537488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 257, 280, 514, 560, 1028, 1120, 1285, 1799, 2056, 2570, 3598, 4112, 5140, 7196, 8224, 8995, 10280, 14392, 17990, 20560, 28784, 35980, 41120, 57568, 66049, 71960, 132098, 143920, 264196, 287840, 330245, 462343, 528392, 660490, 924686, 1056784, 1320980, 1849372, 2113568, 2311715, 2641960, 3698744, 4623430, 5283920, 7397488, 9246860, 10567840, 14794976, 18493720, 36987440, 73974880]

約数ペア:

[(1, 73974880), (2, 36987440), (4, 18493720), (5, 14794976), (7, 10567840), (8, 9246860), (10, 7397488), (14, 5283920), (16, 4623430), (20, 3698744), (28, 2641960), (32, 2311715), (35, 2113568), (40, 1849372), (56, 1320980), (70, 1056784), (80, 924686), (112, 660490), (140, 528392), (160, 462343), (224, 330245), (257, 287840), (280, 264196), (514, 143920), (560, 132098), (1028, 71960), (1120, 66049), (1285, 57568), (1799, 41120), (2056, 35980), (2570, 28784), (3598, 20560), (4112, 17990), (5140, 14392), (7196, 10280), (8224, 8995)]