256949376

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:706

約数の個数: 128

約数和(自身を含む): 728524800

約数和(自身を除く): 471575424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 47, 48, 64, 69, 92, 94, 96, 128, 138, 141, 184, 188, 192, 276, 282, 368, 376, 384, 552, 564, 619, 736, 752, 1081, 1104, 1128, 1238, 1472, 1504, 1857, 2162, 2208, 2256, 2476, 2944, 3008, 3243, 3714, 4324, 4416, 4512, 4952, 6016, 6486, 7428, 8648, 8832, 9024, 9904, 12972, 14237, 14856, 17296, 18048, 19808, 25944, 28474, 29093, 29712, 34592, 39616, 42711, 51888, 56948, 58186, 59424, 69184, 79232, 85422, 87279, 103776, 113896, 116372, 118848, 138368, 170844, 174558, 207552, 227792, 232744, 237696, 341688, 349116, 415104, 455584, 465488, 669139, 683376, 698232, 911168, 930976, 1338278, 1366752, 1396464, 1822336, 1861952, 2007417, 2676556, 2733504, 2792928, 3723904, 4014834, 5353112, 5467008, 5585856, 8029668, 10706224, 11171712, 16059336, 21412448, 32118672, 42824896, 64237344, 85649792, 128474688, 256949376]

約数ペア:

[(1, 256949376), (2, 128474688), (3, 85649792), (4, 64237344), (6, 42824896), (8, 32118672), (12, 21412448), (16, 16059336), (23, 11171712), (24, 10706224), (32, 8029668), (46, 5585856), (47, 5467008), (48, 5353112), (64, 4014834), (69, 3723904), (92, 2792928), (94, 2733504), (96, 2676556), (128, 2007417), (138, 1861952), (141, 1822336), (184, 1396464), (188, 1366752), (192, 1338278), (276, 930976), (282, 911168), (368, 698232), (376, 683376), (384, 669139), (552, 465488), (564, 455584), (619, 415104), (736, 349116), (752, 341688), (1081, 237696), (1104, 232744), (1128, 227792), (1238, 207552), (1472, 174558), (1504, 170844), (1857, 138368), (2162, 118848), (2208, 116372), (2256, 113896), (2476, 103776), (2944, 87279), (3008, 85422), (3243, 79232), (3714, 69184), (4324, 59424), (4416, 58186), (4512, 56948), (4952, 51888), (6016, 42711), (6486, 39616), (7428, 34592), (8648, 29712), (8832, 29093), (9024, 28474), (9904, 25944), (12972, 19808), (14237, 18048), (14856, 17296)]