642903296

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 1544675328

約数和(自身を除く): 901772032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 71, 112, 124, 128, 142, 163, 217, 224, 248, 256, 284, 326, 434, 448, 496, 497, 568, 652, 868, 896, 992, 994, 1136, 1141, 1304, 1736, 1792, 1984, 1988, 2201, 2272, 2282, 2608, 3472, 3968, 3976, 4402, 4544, 4564, 5053, 5216, 6944, 7936, 7952, 8804, 9088, 9128, 10106, 10432, 11573, 13888, 15407, 15904, 17608, 18176, 18256, 20212, 20864, 23146, 27776, 30814, 31808, 35216, 35371, 36512, 40424, 41728, 46292, 55552, 61628, 63616, 70432, 70742, 73024, 80848, 81011, 92584, 123256, 127232, 140864, 141484, 146048, 161696, 162022, 185168, 246512, 281728, 282968, 292096, 323392, 324044, 358763, 370336, 493024, 563456, 565936, 646784, 648088, 717526, 740672, 986048, 1131872, 1293568, 1296176, 1435052, 1481344, 1972096, 2263744, 2511341, 2592352, 2870104, 2962688, 3944192, 4527488, 5022682, 5184704, 5740208, 9054976, 10045364, 10369408, 11480416, 20090728, 20738816, 22960832, 40181456, 45921664, 80362912, 91843328, 160725824, 321451648, 642903296]

約数ペア:

[(1, 642903296), (2, 321451648), (4, 160725824), (7, 91843328), (8, 80362912), (14, 45921664), (16, 40181456), (28, 22960832), (31, 20738816), (32, 20090728), (56, 11480416), (62, 10369408), (64, 10045364), (71, 9054976), (112, 5740208), (124, 5184704), (128, 5022682), (142, 4527488), (163, 3944192), (217, 2962688), (224, 2870104), (248, 2592352), (256, 2511341), (284, 2263744), (326, 1972096), (434, 1481344), (448, 1435052), (496, 1296176), (497, 1293568), (568, 1131872), (652, 986048), (868, 740672), (896, 717526), (992, 648088), (994, 646784), (1136, 565936), (1141, 563456), (1304, 493024), (1736, 370336), (1792, 358763), (1984, 324044), (1988, 323392), (2201, 292096), (2272, 282968), (2282, 281728), (2608, 246512), (3472, 185168), (3968, 162022), (3976, 161696), (4402, 146048), (4544, 141484), (4564, 140864), (5053, 127232), (5216, 123256), (6944, 92584), (7936, 81011), (7952, 80848), (8804, 73024), (9088, 70742), (9128, 70432), (10106, 63616), (10432, 61628), (11573, 55552), (13888, 46292), (15407, 41728), (15904, 40424), (17608, 36512), (18176, 35371), (18256, 35216), (20212, 31808), (20864, 30814), (23146, 27776)]