281567296

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1203

約数の個数: 56

約数和(自身を含む): 581477120

約数和(自身を除く): 299909824

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 139, 248, 278, 496, 556, 992, 1021, 1112, 1984, 2042, 2224, 4084, 4309, 4448, 8168, 8618, 8896, 16336, 17236, 31651, 32672, 34472, 63302, 65344, 68944, 126604, 137888, 141919, 253208, 275776, 283838, 506416, 567676, 1012832, 1135352, 2025664, 2270704, 4399489, 4541408, 8798978, 9082816, 17597956, 35195912, 70391824, 140783648, 281567296]

約数ペア:

[(1, 281567296), (2, 140783648), (4, 70391824), (8, 35195912), (16, 17597956), (31, 9082816), (32, 8798978), (62, 4541408), (64, 4399489), (124, 2270704), (139, 2025664), (248, 1135352), (278, 1012832), (496, 567676), (556, 506416), (992, 283838), (1021, 275776), (1112, 253208), (1984, 141919), (2042, 137888), (2224, 126604), (4084, 68944), (4309, 65344), (4448, 63302), (8168, 34472), (8618, 32672), (8896, 31651), (16336, 17236)]