398418944

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:232

約数の個数: 176

約数和(自身を含む): 1031294976

約数和(自身を除く): 632876032

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 128, 154, 163, 176, 217, 224, 248, 256, 308, 326, 341, 352, 434, 448, 496, 512, 616, 652, 682, 704, 868, 896, 992, 1024, 1141, 1232, 1304, 1364, 1408, 1736, 1792, 1793, 1984, 2282, 2387, 2464, 2608, 2728, 2816, 3472, 3584, 3586, 3968, 4564, 4774, 4928, 5053, 5216, 5456, 5632, 6944, 7168, 7172, 7936, 9128, 9548, 9856, 10106, 10432, 10912, 11264, 12551, 13888, 14344, 15872, 18256, 19096, 19712, 20212, 20864, 21824, 25102, 27776, 28688, 31744, 35371, 36512, 38192, 39424, 40424, 41728, 43648, 50204, 55552, 55583, 57376, 70742, 73024, 76384, 78848, 80848, 83456, 87296, 100408, 111104, 111166, 114752, 141484, 146048, 152768, 161696, 166912, 174592, 200816, 222208, 222332, 229504, 282968, 292096, 305536, 323392, 349184, 389081, 401632, 444664, 459008, 565936, 584192, 611072, 646784, 778162, 803264, 889328, 918016, 1131872, 1168384, 1222144, 1293568, 1556324, 1606528, 1778656, 1836032, 2263744, 2444288, 2587136, 3112648, 3213056, 3557312, 4527488, 5174272, 6225296, 6426112, 7114624, 9054976, 12450592, 12852224, 14229248, 18109952, 24901184, 28458496, 36219904, 49802368, 56916992, 99604736, 199209472, 398418944]

約数ペア:

[(1, 398418944), (2, 199209472), (4, 99604736), (7, 56916992), (8, 49802368), (11, 36219904), (14, 28458496), (16, 24901184), (22, 18109952), (28, 14229248), (31, 12852224), (32, 12450592), (44, 9054976), (56, 7114624), (62, 6426112), (64, 6225296), (77, 5174272), (88, 4527488), (112, 3557312), (124, 3213056), (128, 3112648), (154, 2587136), (163, 2444288), (176, 2263744), (217, 1836032), (224, 1778656), (248, 1606528), (256, 1556324), (308, 1293568), (326, 1222144), (341, 1168384), (352, 1131872), (434, 918016), (448, 889328), (496, 803264), (512, 778162), (616, 646784), (652, 611072), (682, 584192), (704, 565936), (868, 459008), (896, 444664), (992, 401632), (1024, 389081), (1141, 349184), (1232, 323392), (1304, 305536), (1364, 292096), (1408, 282968), (1736, 229504), (1792, 222332), (1793, 222208), (1984, 200816), (2282, 174592), (2387, 166912), (2464, 161696), (2608, 152768), (2728, 146048), (2816, 141484), (3472, 114752), (3584, 111166), (3586, 111104), (3968, 100408), (4564, 87296), (4774, 83456), (4928, 80848), (5053, 78848), (5216, 76384), (5456, 73024), (5632, 70742), (6944, 57376), (7168, 55583), (7172, 55552), (7936, 50204), (9128, 43648), (9548, 41728), (9856, 40424), (10106, 39424), (10432, 38192), (10912, 36512), (11264, 35371), (12551, 31744), (13888, 28688), (14344, 27776), (15872, 25102), (18256, 21824), (19096, 20864), (19712, 20212)]