280804448

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 606735360

約数和(自身を除く): 325930912

約数列:

[1, 2, 4, 8, 16, 29, 31, 32, 43, 58, 62, 86, 116, 124, 172, 227, 232, 248, 344, 454, 464, 496, 688, 899, 908, 928, 992, 1247, 1333, 1376, 1798, 1816, 2494, 2666, 3596, 3632, 4988, 5332, 6583, 7037, 7192, 7264, 9761, 9976, 10664, 13166, 14074, 14384, 19522, 19952, 21328, 26332, 28148, 28768, 38657, 39044, 39904, 42656, 52664, 56296, 77314, 78088, 105328, 112592, 154628, 156176, 204073, 210656, 225184, 283069, 302591, 309256, 312352, 408146, 566138, 605182, 618512, 816292, 1132276, 1210364, 1237024, 1632584, 2264552, 2420728, 3265168, 4529104, 4841456, 6530336, 8775139, 9058208, 9682912, 17550278, 35100556, 70201112, 140402224, 280804448]

約数ペア:

[(1, 280804448), (2, 140402224), (4, 70201112), (8, 35100556), (16, 17550278), (29, 9682912), (31, 9058208), (32, 8775139), (43, 6530336), (58, 4841456), (62, 4529104), (86, 3265168), (116, 2420728), (124, 2264552), (172, 1632584), (227, 1237024), (232, 1210364), (248, 1132276), (344, 816292), (454, 618512), (464, 605182), (496, 566138), (688, 408146), (899, 312352), (908, 309256), (928, 302591), (992, 283069), (1247, 225184), (1333, 210656), (1376, 204073), (1798, 156176), (1816, 154628), (2494, 112592), (2666, 105328), (3596, 78088), (3632, 77314), (4988, 56296), (5332, 52664), (6583, 42656), (7037, 39904), (7192, 39044), (7264, 38657), (9761, 28768), (9976, 28148), (10664, 26332), (13166, 21328), (14074, 19952), (14384, 19522)]