257978784

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5407}}^1$

素因数の和:5498

約数の個数: 96

約数和(自身を含む): 784982016

約数和(自身を除く): 527003232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 71, 84, 96, 112, 142, 168, 213, 224, 284, 336, 426, 497, 568, 672, 852, 994, 1136, 1491, 1704, 1988, 2272, 2982, 3408, 3976, 5407, 5964, 6816, 7952, 10814, 11928, 15904, 16221, 21628, 23856, 32442, 37849, 43256, 47712, 64884, 75698, 86512, 113547, 129768, 151396, 173024, 227094, 259536, 302792, 383897, 454188, 519072, 605584, 767794, 908376, 1151691, 1211168, 1535588, 1816752, 2303382, 2687279, 3071176, 3633504, 4606764, 5374558, 6142352, 8061837, 9213528, 10749116, 12284704, 16123674, 18427056, 21498232, 32247348, 36854112, 42996464, 64494696, 85992928, 128989392, 257978784]

約数ペア:

[(1, 257978784), (2, 128989392), (3, 85992928), (4, 64494696), (6, 42996464), (7, 36854112), (8, 32247348), (12, 21498232), (14, 18427056), (16, 16123674), (21, 12284704), (24, 10749116), (28, 9213528), (32, 8061837), (42, 6142352), (48, 5374558), (56, 4606764), (71, 3633504), (84, 3071176), (96, 2687279), (112, 2303382), (142, 1816752), (168, 1535588), (213, 1211168), (224, 1151691), (284, 908376), (336, 767794), (426, 605584), (497, 519072), (568, 454188), (672, 383897), (852, 302792), (994, 259536), (1136, 227094), (1491, 173024), (1704, 151396), (1988, 129768), (2272, 113547), (2982, 86512), (3408, 75698), (3976, 64884), (5407, 47712), (5964, 43256), (6816, 37849), (7952, 32442), (10814, 23856), (11928, 21628), (15904, 16221)]