81747456

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{7603}}^1$

素因数の和:7631

約数の個数: 80

約数和(自身を含む): 248924544

約数和(自身を除く): 167177088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 2688, 3584, 5376, 7603, 10752, 15206, 22809, 30412, 45618, 53221, 60824, 91236, 106442, 121648, 159663, 182472, 212884, 243296, 319326, 364944, 425768, 486592, 638652, 729888, 851536, 973184, 1277304, 1459776, 1703072, 1946368, 2554608, 2919552, 3406144, 3892736, 5109216, 5839104, 6812288, 10218432, 11678208, 13624576, 20436864, 27249152, 40873728, 81747456]

約数ペア:

[(1, 81747456), (2, 40873728), (3, 27249152), (4, 20436864), (6, 13624576), (7, 11678208), (8, 10218432), (12, 6812288), (14, 5839104), (16, 5109216), (21, 3892736), (24, 3406144), (28, 2919552), (32, 2554608), (42, 1946368), (48, 1703072), (56, 1459776), (64, 1277304), (84, 973184), (96, 851536), (112, 729888), (128, 638652), (168, 486592), (192, 425768), (224, 364944), (256, 319326), (336, 243296), (384, 212884), (448, 182472), (512, 159663), (672, 121648), (768, 106442), (896, 91236), (1344, 60824), (1536, 53221), (1792, 45618), (2688, 30412), (3584, 22809), (5376, 15206), (7603, 10752)]